Home / 10,157.39-15,234.22-4,609.40

Finding the Fourth Proportional to 10,157.39, 15,234.22 and 4,609.40

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Solution

The fourth proportional to 10,157.39, 15,234.22 and 4,609.40 is: 6,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.39 : 15,234.22 = 4,609.40 : x
  2. Step 2: Convert to fraction form
    10,157.39/15,234.22 = 4,609.40/x
  3. Step 3: Cross multiply
    10,157.39x = 15,234.22 × 4,609.40
  4. Step 4: Simplify right side
    10,157.39x = 70,220,613.67
  5. Step 5: Solve for x
    x = 70,220,613.67/10,157.39
  6. Step 6: Final answer
    x = 6,913.25

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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.