Home / 7,498.68-11,236.50-2,879.16

Finding the Fourth Proportional to 7,498.68, 11,236.50 and 2,879.16

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Solution

The fourth proportional to 7,498.68, 11,236.50 and 2,879.16 is: 4,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.68 : 11,236.50 = 2,879.16 : x
  2. Step 2: Convert to fraction form
    7,498.68/11,236.50 = 2,879.16/x
  3. Step 3: Cross multiply
    7,498.68x = 11,236.50 × 2,879.16
  4. Step 4: Simplify right side
    7,498.68x = 32,351,681.34
  5. Step 5: Solve for x
    x = 32,351,681.34/7,498.68
  6. Step 6: Final answer
    x = 4,314.32

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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.