Home / 5,868.48-8,098.53-3,215.91

Finding the Fourth Proportional to 5,868.48, 8,098.53 and 3,215.91

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Solution

The fourth proportional to 5,868.48, 8,098.53 and 3,215.91 is: 4,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.48 : 8,098.53 = 3,215.91 : x
  2. Step 2: Convert to fraction form
    5,868.48/8,098.53 = 3,215.91/x
  3. Step 3: Cross multiply
    5,868.48x = 8,098.53 × 3,215.91
  4. Step 4: Simplify right side
    5,868.48x = 26,044,143.61
  5. Step 5: Solve for x
    x = 26,044,143.61/5,868.48
  6. Step 6: Final answer
    x = 4,437.97

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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.