Home / 8,373.48-11,557.01-5,540.91

Finding the Fourth Proportional to 8,373.48, 11,557.01 and 5,540.91

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Solution

The fourth proportional to 8,373.48, 11,557.01 and 5,540.91 is: 7,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.48 : 11,557.01 = 5,540.91 : x
  2. Step 2: Convert to fraction form
    8,373.48/11,557.01 = 5,540.91/x
  3. Step 3: Cross multiply
    8,373.48x = 11,557.01 × 5,540.91
  4. Step 4: Simplify right side
    8,373.48x = 64,036,324.57
  5. Step 5: Solve for x
    x = 64,036,324.57/8,373.48
  6. Step 6: Final answer
    x = 7,647.52

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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.