Home / 10,299.40-14,213.28-5,823.20

Finding the Fourth Proportional to 10,299.40, 14,213.28 and 5,823.20

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Solution

The fourth proportional to 10,299.40, 14,213.28 and 5,823.20 is: 8,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.40 : 14,213.28 = 5,823.20 : x
  2. Step 2: Convert to fraction form
    10,299.40/14,213.28 = 5,823.20/x
  3. Step 3: Cross multiply
    10,299.40x = 14,213.28 × 5,823.20
  4. Step 4: Simplify right side
    10,299.40x = 82,766,772.10
  5. Step 5: Solve for x
    x = 82,766,772.10/10,299.40
  6. Step 6: Final answer
    x = 8,036.08

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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.