Home / 10,378.29-15,566.86-4,534.89

Finding the Fourth Proportional to 10,378.29, 15,566.86 and 4,534.89

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Solution

The fourth proportional to 10,378.29, 15,566.86 and 4,534.89 is: 6,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.29 : 15,566.86 = 4,534.89 : x
  2. Step 2: Convert to fraction form
    10,378.29/15,566.86 = 4,534.89/x
  3. Step 3: Cross multiply
    10,378.29x = 15,566.86 × 4,534.89
  4. Step 4: Simplify right side
    10,378.29x = 70,593,997.75
  5. Step 5: Solve for x
    x = 70,593,997.75/10,378.29
  6. Step 6: Final answer
    x = 6,802.08

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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.