Home / 2,562.60-3,536.28-1,428.28

Finding the Fourth Proportional to 2,562.60, 3,536.28 and 1,428.28

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Solution

The fourth proportional to 2,562.60, 3,536.28 and 1,428.28 is: 1,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.60 : 3,536.28 = 1,428.28 : x
  2. Step 2: Convert to fraction form
    2,562.60/3,536.28 = 1,428.28/x
  3. Step 3: Cross multiply
    2,562.60x = 3,536.28 × 1,428.28
  4. Step 4: Simplify right side
    2,562.60x = 5,050,798.00
  5. Step 5: Solve for x
    x = 5,050,798.00/2,562.60
  6. Step 6: Final answer
    x = 1,970.97

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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.