Home / 11,237.13-16,865.42-4,316.49

Finding the Fourth Proportional to 11,237.13, 16,865.42 and 4,316.49

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Solution

The fourth proportional to 11,237.13, 16,865.42 and 4,316.49 is: 6,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.13 : 16,865.42 = 4,316.49 : x
  2. Step 2: Convert to fraction form
    11,237.13/16,865.42 = 4,316.49/x
  3. Step 3: Cross multiply
    11,237.13x = 16,865.42 × 4,316.49
  4. Step 4: Simplify right side
    11,237.13x = 72,799,395.19
  5. Step 5: Solve for x
    x = 72,799,395.19/11,237.13
  6. Step 6: Final answer
    x = 6,478.47

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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.