Home / 10,526.09-15,793.25-4,678.70

Finding the Fourth Proportional to 10,526.09, 15,793.25 and 4,678.70

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Solution

The fourth proportional to 10,526.09, 15,793.25 and 4,678.70 is: 7,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.09 : 15,793.25 = 4,678.70 : x
  2. Step 2: Convert to fraction form
    10,526.09/15,793.25 = 4,678.70/x
  3. Step 3: Cross multiply
    10,526.09x = 15,793.25 × 4,678.70
  4. Step 4: Simplify right side
    10,526.09x = 73,891,776.42
  5. Step 5: Solve for x
    x = 73,891,776.42/10,526.09
  6. Step 6: Final answer
    x = 7,019.87

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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.