Home / 10,613.10-15,908.85-6,228.30

Finding the Fourth Proportional to 10,613.10, 15,908.85 and 6,228.30

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Solution

The fourth proportional to 10,613.10, 15,908.85 and 6,228.30 is: 9,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.10 : 15,908.85 = 6,228.30 : x
  2. Step 2: Convert to fraction form
    10,613.10/15,908.85 = 6,228.30/x
  3. Step 3: Cross multiply
    10,613.10x = 15,908.85 × 6,228.30
  4. Step 4: Simplify right side
    10,613.10x = 99,085,090.46
  5. Step 5: Solve for x
    x = 99,085,090.46/10,613.10
  6. Step 6: Final answer
    x = 9,336.11

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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.