Home / 1,784.04-2,676.54-1,440.50

Finding the Fourth Proportional to 1,784.04, 2,676.54 and 1,440.50

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Solution

The fourth proportional to 1,784.04, 2,676.54 and 1,440.50 is: 2,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.04 : 2,676.54 = 1,440.50 : x
  2. Step 2: Convert to fraction form
    1,784.04/2,676.54 = 1,440.50/x
  3. Step 3: Cross multiply
    1,784.04x = 2,676.54 × 1,440.50
  4. Step 4: Simplify right side
    1,784.04x = 3,855,542.49
  5. Step 5: Solve for x
    x = 3,855,542.49/1,784.04
  6. Step 6: Final answer
    x = 2,161.13

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Half scale
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Double scale
Find fourth proportional to 1,785.04, 2,678.04 and 1,441.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.