Home / 8,549.07-11,798.64-5,011.80

Finding the Fourth Proportional to 8,549.07, 11,798.64 and 5,011.80

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Solution

The fourth proportional to 8,549.07, 11,798.64 and 5,011.80 is: 6,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.07 : 11,798.64 = 5,011.80 : x
  2. Step 2: Convert to fraction form
    8,549.07/11,798.64 = 5,011.80/x
  3. Step 3: Cross multiply
    8,549.07x = 11,798.64 × 5,011.80
  4. Step 4: Simplify right side
    8,549.07x = 59,132,423.95
  5. Step 5: Solve for x
    x = 59,132,423.95/8,549.07
  6. Step 6: Final answer
    x = 6,916.83

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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.