Home / 10,424.95-15,598.20-7,311.03

Finding the Fourth Proportional to 10,424.95, 15,598.20 and 7,311.03

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Solution

The fourth proportional to 10,424.95, 15,598.20 and 7,311.03 is: 10,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.95 : 15,598.20 = 7,311.03 : x
  2. Step 2: Convert to fraction form
    10,424.95/15,598.20 = 7,311.03/x
  3. Step 3: Cross multiply
    10,424.95x = 15,598.20 × 7,311.03
  4. Step 4: Simplify right side
    10,424.95x = 114,038,946.99
  5. Step 5: Solve for x
    x = 114,038,946.99/10,424.95
  6. Step 6: Final answer
    x = 10,939.04

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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.