Home / 10,186.31-15,267.16-4,632.05

Finding the Fourth Proportional to 10,186.31, 15,267.16 and 4,632.05

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Solution

The fourth proportional to 10,186.31, 15,267.16 and 4,632.05 is: 6,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.31 : 15,267.16 = 4,632.05 : x
  2. Step 2: Convert to fraction form
    10,186.31/15,267.16 = 4,632.05/x
  3. Step 3: Cross multiply
    10,186.31x = 15,267.16 × 4,632.05
  4. Step 4: Simplify right side
    10,186.31x = 70,718,248.48
  5. Step 5: Solve for x
    x = 70,718,248.48/10,186.31
  6. Step 6: Final answer
    x = 6,942.48

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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.