Home / 6,864.48-9,473.40-5,182.92

Finding the Fourth Proportional to 6,864.48, 9,473.40 and 5,182.92

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Solution

The fourth proportional to 6,864.48, 9,473.40 and 5,182.92 is: 7,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.48 : 9,473.40 = 5,182.92 : x
  2. Step 2: Convert to fraction form
    6,864.48/9,473.40 = 5,182.92/x
  3. Step 3: Cross multiply
    6,864.48x = 9,473.40 × 5,182.92
  4. Step 4: Simplify right side
    6,864.48x = 49,099,874.33
  5. Step 5: Solve for x
    x = 49,099,874.33/6,864.48
  6. Step 6: Final answer
    x = 7,152.74

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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.