Home / 6,524.81-9,000.87-4,130.73

Finding the Fourth Proportional to 6,524.81, 9,000.87 and 4,130.73

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Solution

The fourth proportional to 6,524.81, 9,000.87 and 4,130.73 is: 5,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.81 : 9,000.87 = 4,130.73 : x
  2. Step 2: Convert to fraction form
    6,524.81/9,000.87 = 4,130.73/x
  3. Step 3: Cross multiply
    6,524.81x = 9,000.87 × 4,130.73
  4. Step 4: Simplify right side
    6,524.81x = 37,180,171.48
  5. Step 5: Solve for x
    x = 37,180,171.48/6,524.81
  6. Step 6: Final answer
    x = 5,698.28

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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.