Home / 1,720.64-2,580.60-566.12

Finding the Fourth Proportional to 1,720.64, 2,580.60 and 566.12

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Solution

The fourth proportional to 1,720.64, 2,580.60 and 566.12 is: 849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720.64 : 2,580.60 = 566.12 : x
  2. Step 2: Convert to fraction form
    1,720.64/2,580.60 = 566.12/x
  3. Step 3: Cross multiply
    1,720.64x = 2,580.60 × 566.12
  4. Step 4: Simplify right side
    1,720.64x = 1,460,929.27
  5. Step 5: Solve for x
    x = 1,460,929.27/1,720.64
  6. Step 6: Final answer
    x = 849.06

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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.