Home / 7,555.72-11,320.60-6,000.52

Finding the Fourth Proportional to 7,555.72, 11,320.60 and 6,000.52

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Solution

The fourth proportional to 7,555.72, 11,320.60 and 6,000.52 is: 8,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.72 : 11,320.60 = 6,000.52 : x
  2. Step 2: Convert to fraction form
    7,555.72/11,320.60 = 6,000.52/x
  3. Step 3: Cross multiply
    7,555.72x = 11,320.60 × 6,000.52
  4. Step 4: Simplify right side
    7,555.72x = 67,929,486.71
  5. Step 5: Solve for x
    x = 67,929,486.71/7,555.72
  6. Step 6: Final answer
    x = 8,990.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.