Home / 11,613.80-17,423.70-5,038.48

Finding the Fourth Proportional to 11,613.80, 17,423.70 and 5,038.48

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Solution

The fourth proportional to 11,613.80, 17,423.70 and 5,038.48 is: 7,559.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.80 : 17,423.70 = 5,038.48 : x
  2. Step 2: Convert to fraction form
    11,613.80/17,423.70 = 5,038.48/x
  3. Step 3: Cross multiply
    11,613.80x = 17,423.70 × 5,038.48
  4. Step 4: Simplify right side
    11,613.80x = 87,788,963.98
  5. Step 5: Solve for x
    x = 87,788,963.98/11,613.80
  6. Step 6: Final answer
    x = 7,559.02

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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.