Home / 7,475.84-10,316.53-4,118.97

Finding the Fourth Proportional to 7,475.84, 10,316.53 and 4,118.97

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Solution

The fourth proportional to 7,475.84, 10,316.53 and 4,118.97 is: 5,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.84 : 10,316.53 = 4,118.97 : x
  2. Step 2: Convert to fraction form
    7,475.84/10,316.53 = 4,118.97/x
  3. Step 3: Cross multiply
    7,475.84x = 10,316.53 × 4,118.97
  4. Step 4: Simplify right side
    7,475.84x = 42,493,463.38
  5. Step 5: Solve for x
    x = 42,493,463.38/7,475.84
  6. Step 6: Final answer
    x = 5,684.10

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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.