Home / 10,502.20-14,492.70-5,786.44

Finding the Fourth Proportional to 10,502.20, 14,492.70 and 5,786.44

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Solution

The fourth proportional to 10,502.20, 14,492.70 and 5,786.44 is: 7,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.20 : 14,492.70 = 5,786.44 : x
  2. Step 2: Convert to fraction form
    10,502.20/14,492.70 = 5,786.44/x
  3. Step 3: Cross multiply
    10,502.20x = 14,492.70 × 5,786.44
  4. Step 4: Simplify right side
    10,502.20x = 83,861,138.99
  5. Step 5: Solve for x
    x = 83,861,138.99/10,502.20
  6. Step 6: Final answer
    x = 7,985.10

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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.