Home / 10,461.24-15,670.26-8,384.76

Finding the Fourth Proportional to 10,461.24, 15,670.26 and 8,384.76

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Solution

The fourth proportional to 10,461.24, 15,670.26 and 8,384.76 is: 12,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.24 : 15,670.26 = 8,384.76 : x
  2. Step 2: Convert to fraction form
    10,461.24/15,670.26 = 8,384.76/x
  3. Step 3: Cross multiply
    10,461.24x = 15,670.26 × 8,384.76
  4. Step 4: Simplify right side
    10,461.24x = 131,391,369.24
  5. Step 5: Solve for x
    x = 131,391,369.24/10,461.24
  6. Step 6: Final answer
    x = 12,559.83

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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.