Home / 5,747.15-7,931.06-3,358.77

Finding the Fourth Proportional to 5,747.15, 7,931.06 and 3,358.77

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Solution

The fourth proportional to 5,747.15, 7,931.06 and 3,358.77 is: 4,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.15 : 7,931.06 = 3,358.77 : x
  2. Step 2: Convert to fraction form
    5,747.15/7,931.06 = 3,358.77/x
  3. Step 3: Cross multiply
    5,747.15x = 7,931.06 × 3,358.77
  4. Step 4: Simplify right side
    5,747.15x = 26,638,591.35
  5. Step 5: Solve for x
    x = 26,638,591.35/5,747.15
  6. Step 6: Final answer
    x = 4,635.09

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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.