Home / 8,451.55-11,667.05-6,030.78

Finding the Fourth Proportional to 8,451.55, 11,667.05 and 6,030.78

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Solution

The fourth proportional to 8,451.55, 11,667.05 and 6,030.78 is: 8,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.55 : 11,667.05 = 6,030.78 : x
  2. Step 2: Convert to fraction form
    8,451.55/11,667.05 = 6,030.78/x
  3. Step 3: Cross multiply
    8,451.55x = 11,667.05 × 6,030.78
  4. Step 4: Simplify right side
    8,451.55x = 70,361,411.80
  5. Step 5: Solve for x
    x = 70,361,411.80/8,451.55
  6. Step 6: Final answer
    x = 8,325.27

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Half scale
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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.