Home / 7,817.04-10,785.69-4,460.00

Finding the Fourth Proportional to 7,817.04, 10,785.69 and 4,460.00

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Solution

The fourth proportional to 7,817.04, 10,785.69 and 4,460.00 is: 6,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.04 : 10,785.69 = 4,460.00 : x
  2. Step 2: Convert to fraction form
    7,817.04/10,785.69 = 4,460.00/x
  3. Step 3: Cross multiply
    7,817.04x = 10,785.69 × 4,460.00
  4. Step 4: Simplify right side
    7,817.04x = 48,104,123.47
  5. Step 5: Solve for x
    x = 48,104,123.47/7,817.04
  6. Step 6: Final answer
    x = 6,153.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.