Home / 5,347.13-7,382.27-3,487.37

Finding the Fourth Proportional to 5,347.13, 7,382.27 and 3,487.37

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Solution

The fourth proportional to 5,347.13, 7,382.27 and 3,487.37 is: 4,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.13 : 7,382.27 = 3,487.37 : x
  2. Step 2: Convert to fraction form
    5,347.13/7,382.27 = 3,487.37/x
  3. Step 3: Cross multiply
    5,347.13x = 7,382.27 × 3,487.37
  4. Step 4: Simplify right side
    5,347.13x = 25,744,678.74
  5. Step 5: Solve for x
    x = 25,744,678.74/5,347.13
  6. Step 6: Final answer
    x = 4,814.68

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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.