Home / 7,374.05-10,176.09-4,016.85

Finding the Fourth Proportional to 7,374.05, 10,176.09 and 4,016.85

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Solution

The fourth proportional to 7,374.05, 10,176.09 and 4,016.85 is: 5,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.05 : 10,176.09 = 4,016.85 : x
  2. Step 2: Convert to fraction form
    7,374.05/10,176.09 = 4,016.85/x
  3. Step 3: Cross multiply
    7,374.05x = 10,176.09 × 4,016.85
  4. Step 4: Simplify right side
    7,374.05x = 40,875,776.24
  5. Step 5: Solve for x
    x = 40,875,776.24/7,374.05
  6. Step 6: Final answer
    x = 5,543.20

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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.