Home / 10,914.23-15,063.60-6,437.71

Finding the Fourth Proportional to 10,914.23, 15,063.60 and 6,437.71

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Solution

The fourth proportional to 10,914.23, 15,063.60 and 6,437.71 is: 8,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.23 : 15,063.60 = 6,437.71 : x
  2. Step 2: Convert to fraction form
    10,914.23/15,063.60 = 6,437.71/x
  3. Step 3: Cross multiply
    10,914.23x = 15,063.60 × 6,437.71
  4. Step 4: Simplify right side
    10,914.23x = 96,975,050.70
  5. Step 5: Solve for x
    x = 96,975,050.70/10,914.23
  6. Step 6: Final answer
    x = 8,885.20

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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.