Home / 7,511.02-11,259.18-4,180.86

Finding the Fourth Proportional to 7,511.02, 11,259.18 and 4,180.86

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Solution

The fourth proportional to 7,511.02, 11,259.18 and 4,180.86 is: 6,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.02 : 11,259.18 = 4,180.86 : x
  2. Step 2: Convert to fraction form
    7,511.02/11,259.18 = 4,180.86/x
  3. Step 3: Cross multiply
    7,511.02x = 11,259.18 × 4,180.86
  4. Step 4: Simplify right side
    7,511.02x = 47,073,055.29
  5. Step 5: Solve for x
    x = 47,073,055.29/7,511.02
  6. Step 6: Final answer
    x = 6,267.20

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Half scale
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Double scale
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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.