Home / 10,210.86-15,316.29-8,927.82

Finding the Fourth Proportional to 10,210.86, 15,316.29 and 8,927.82

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Solution

The fourth proportional to 10,210.86, 15,316.29 and 8,927.82 is: 13,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210.86 : 15,316.29 = 8,927.82 : x
  2. Step 2: Convert to fraction form
    10,210.86/15,316.29 = 8,927.82/x
  3. Step 3: Cross multiply
    10,210.86x = 15,316.29 × 8,927.82
  4. Step 4: Simplify right side
    10,210.86x = 136,741,080.19
  5. Step 5: Solve for x
    x = 136,741,080.19/10,210.86
  6. Step 6: Final answer
    x = 13,391.73

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Similar ratio
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1.5x scale

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.