Home / 2,962.76-4,088.58-1,784.12

Finding the Fourth Proportional to 2,962.76, 4,088.58 and 1,784.12

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Solution

The fourth proportional to 2,962.76, 4,088.58 and 1,784.12 is: 2,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.76 : 4,088.58 = 1,784.12 : x
  2. Step 2: Convert to fraction form
    2,962.76/4,088.58 = 1,784.12/x
  3. Step 3: Cross multiply
    2,962.76x = 4,088.58 × 1,784.12
  4. Step 4: Simplify right side
    2,962.76x = 7,294,517.35
  5. Step 5: Solve for x
    x = 7,294,517.35/2,962.76
  6. Step 6: Final answer
    x = 2,462.07

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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.