Home / 10,279.28-14,185.35-5,802.99

Finding the Fourth Proportional to 10,279.28, 14,185.35 and 5,802.99

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Solution

The fourth proportional to 10,279.28, 14,185.35 and 5,802.99 is: 8,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.28 : 14,185.35 = 5,802.99 : x
  2. Step 2: Convert to fraction form
    10,279.28/14,185.35 = 5,802.99/x
  3. Step 3: Cross multiply
    10,279.28x = 14,185.35 × 5,802.99
  4. Step 4: Simplify right side
    10,279.28x = 82,317,487.11
  5. Step 5: Solve for x
    x = 82,317,487.11/10,279.28
  6. Step 6: Final answer
    x = 8,008.10

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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.