Home / 7,448.76-11,160.59-6,514.02

Finding the Fourth Proportional to 7,448.76, 11,160.59 and 6,514.02

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Solution

The fourth proportional to 7,448.76, 11,160.59 and 6,514.02 is: 9,760.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.76 : 11,160.59 = 6,514.02 : x
  2. Step 2: Convert to fraction form
    7,448.76/11,160.59 = 6,514.02/x
  3. Step 3: Cross multiply
    7,448.76x = 11,160.59 × 6,514.02
  4. Step 4: Simplify right side
    7,448.76x = 72,700,273.90
  5. Step 5: Solve for x
    x = 72,700,273.90/7,448.76
  6. Step 6: Final answer
    x = 9,760.05

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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.