Home / 11,337.45-16,988.86-4,760.07

Finding the Fourth Proportional to 11,337.45, 16,988.86 and 4,760.07

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Solution

The fourth proportional to 11,337.45, 16,988.86 and 4,760.07 is: 7,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.45 : 16,988.86 = 4,760.07 : x
  2. Step 2: Convert to fraction form
    11,337.45/16,988.86 = 4,760.07/x
  3. Step 3: Cross multiply
    11,337.45x = 16,988.86 × 4,760.07
  4. Step 4: Simplify right side
    11,337.45x = 80,868,162.82
  5. Step 5: Solve for x
    x = 80,868,162.82/11,337.45
  6. Step 6: Final answer
    x = 7,132.84

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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.