Home / 6,658.38-9,180.03-5,459.02

Finding the Fourth Proportional to 6,658.38, 9,180.03 and 5,459.02

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Solution

The fourth proportional to 6,658.38, 9,180.03 and 5,459.02 is: 7,526.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.38 : 9,180.03 = 5,459.02 : x
  2. Step 2: Convert to fraction form
    6,658.38/9,180.03 = 5,459.02/x
  3. Step 3: Cross multiply
    6,658.38x = 9,180.03 × 5,459.02
  4. Step 4: Simplify right side
    6,658.38x = 50,113,967.37
  5. Step 5: Solve for x
    x = 50,113,967.37/6,658.38
  6. Step 6: Final answer
    x = 7,526.45

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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.