Home / 10,613.07-14,646.42-6,138.23

Finding the Fourth Proportional to 10,613.07, 14,646.42 and 6,138.23

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Solution

The fourth proportional to 10,613.07, 14,646.42 and 6,138.23 is: 8,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.07 : 14,646.42 = 6,138.23 : x
  2. Step 2: Convert to fraction form
    10,613.07/14,646.42 = 6,138.23/x
  3. Step 3: Cross multiply
    10,613.07x = 14,646.42 × 6,138.23
  4. Step 4: Simplify right side
    10,613.07x = 89,903,021.40
  5. Step 5: Solve for x
    x = 89,903,021.40/10,613.07
  6. Step 6: Final answer
    x = 8,470.97

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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.