Home / 5,417.13-7,470.96-3,528

Finding the Fourth Proportional to 5,417.13, 7,470.96 and 3,528

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Solution

The fourth proportional to 5,417.13, 7,470.96 and 3,528 is: 4,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.13 : 7,470.96 = 3,528 : x
  2. Step 2: Convert to fraction form
    5,417.13/7,470.96 = 3,528/x
  3. Step 3: Cross multiply
    5,417.13x = 7,470.96 × 3,528
  4. Step 4: Simplify right side
    5,417.13x = 26,357,546.88
  5. Step 5: Solve for x
    x = 26,357,546.88/5,417.13
  6. Step 6: Final answer
    x = 4,865.59

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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.