Home / 10,423.68-14,384.28-6,231.12

Finding the Fourth Proportional to 10,423.68, 14,384.28 and 6,231.12

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Solution

The fourth proportional to 10,423.68, 14,384.28 and 6,231.12 is: 8,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.68 : 14,384.28 = 6,231.12 : x
  2. Step 2: Convert to fraction form
    10,423.68/14,384.28 = 6,231.12/x
  3. Step 3: Cross multiply
    10,423.68x = 14,384.28 × 6,231.12
  4. Step 4: Simplify right side
    10,423.68x = 89,630,174.79
  5. Step 5: Solve for x
    x = 89,630,174.79/10,423.68
  6. Step 6: Final answer
    x = 8,598.71

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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.