Home / 3,717.52-5,130.02-2,225.36

Finding the Fourth Proportional to 3,717.52, 5,130.02 and 2,225.36

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Solution

The fourth proportional to 3,717.52, 5,130.02 and 2,225.36 is: 3,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.52 : 5,130.02 = 2,225.36 : x
  2. Step 2: Convert to fraction form
    3,717.52/5,130.02 = 2,225.36/x
  3. Step 3: Cross multiply
    3,717.52x = 5,130.02 × 2,225.36
  4. Step 4: Simplify right side
    3,717.52x = 11,416,141.31
  5. Step 5: Solve for x
    x = 11,416,141.31/3,717.52
  6. Step 6: Final answer
    x = 3,070.90

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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.