Home / 7,522.47-10,359.50-6,451.79

Finding the Fourth Proportional to 7,522.47, 10,359.50 and 6,451.79

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Solution

The fourth proportional to 7,522.47, 10,359.50 and 6,451.79 is: 8,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.47 : 10,359.50 = 6,451.79 : x
  2. Step 2: Convert to fraction form
    7,522.47/10,359.50 = 6,451.79/x
  3. Step 3: Cross multiply
    7,522.47x = 10,359.50 × 6,451.79
  4. Step 4: Simplify right side
    7,522.47x = 66,837,234.45
  5. Step 5: Solve for x
    x = 66,837,234.45/7,522.47
  6. Step 6: Final answer
    x = 8,885.01

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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.