Home / 7,366.34-10,169.30-4,988.87

Finding the Fourth Proportional to 7,366.34, 10,169.30 and 4,988.87

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Solution

The fourth proportional to 7,366.34, 10,169.30 and 4,988.87 is: 6,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.34 : 10,169.30 = 4,988.87 : x
  2. Step 2: Convert to fraction form
    7,366.34/10,169.30 = 4,988.87/x
  3. Step 3: Cross multiply
    7,366.34x = 10,169.30 × 4,988.87
  4. Step 4: Simplify right side
    7,366.34x = 50,733,239.90
  5. Step 5: Solve for x
    x = 50,733,239.90/7,366.34
  6. Step 6: Final answer
    x = 6,887.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.