Home / 10,330.98-15,487.76-4,483.18

Finding the Fourth Proportional to 10,330.98, 15,487.76 and 4,483.18

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Solution

The fourth proportional to 10,330.98, 15,487.76 and 4,483.18 is: 6,720.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.98 : 15,487.76 = 4,483.18 : x
  2. Step 2: Convert to fraction form
    10,330.98/15,487.76 = 4,483.18/x
  3. Step 3: Cross multiply
    10,330.98x = 15,487.76 × 4,483.18
  4. Step 4: Simplify right side
    10,330.98x = 69,434,393.46
  5. Step 5: Solve for x
    x = 69,434,393.46/10,330.98
  6. Step 6: Final answer
    x = 6,720.99

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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.