Home / 3,864.66-5,337.60-2,603.52

Finding the Fourth Proportional to 3,864.66, 5,337.60 and 2,603.52

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Solution

The fourth proportional to 3,864.66, 5,337.60 and 2,603.52 is: 3,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.66 : 5,337.60 = 2,603.52 : x
  2. Step 2: Convert to fraction form
    3,864.66/5,337.60 = 2,603.52/x
  3. Step 3: Cross multiply
    3,864.66x = 5,337.60 × 2,603.52
  4. Step 4: Simplify right side
    3,864.66x = 13,896,548.35
  5. Step 5: Solve for x
    x = 13,896,548.35/3,864.66
  6. Step 6: Final answer
    x = 3,595.80

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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.