Home / 8,901.30-13,347.90-4,740.24

Finding the Fourth Proportional to 8,901.30, 13,347.90 and 4,740.24

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Solution

The fourth proportional to 8,901.30, 13,347.90 and 4,740.24 is: 7,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.30 : 13,347.90 = 4,740.24 : x
  2. Step 2: Convert to fraction form
    8,901.30/13,347.90 = 4,740.24/x
  3. Step 3: Cross multiply
    8,901.30x = 13,347.90 × 4,740.24
  4. Step 4: Simplify right side
    8,901.30x = 63,272,249.50
  5. Step 5: Solve for x
    x = 63,272,249.50/8,901.30
  6. Step 6: Final answer
    x = 7,108.20

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1.5x scale

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.