Home / 4,487.54-6,729.75-1,565.19

Finding the Fourth Proportional to 4,487.54, 6,729.75 and 1,565.19

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Solution

The fourth proportional to 4,487.54, 6,729.75 and 1,565.19 is: 2,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.54 : 6,729.75 = 1,565.19 : x
  2. Step 2: Convert to fraction form
    4,487.54/6,729.75 = 1,565.19/x
  3. Step 3: Cross multiply
    4,487.54x = 6,729.75 × 1,565.19
  4. Step 4: Simplify right side
    4,487.54x = 10,533,337.40
  5. Step 5: Solve for x
    x = 10,533,337.40/4,487.54
  6. Step 6: Final answer
    x = 2,347.24

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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.