Home / 10,917.76-15,066.98-6,202.48

Finding the Fourth Proportional to 10,917.76, 15,066.98 and 6,202.48

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Solution

The fourth proportional to 10,917.76, 15,066.98 and 6,202.48 is: 8,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.76 : 15,066.98 = 6,202.48 : x
  2. Step 2: Convert to fraction form
    10,917.76/15,066.98 = 6,202.48/x
  3. Step 3: Cross multiply
    10,917.76x = 15,066.98 × 6,202.48
  4. Step 4: Simplify right side
    10,917.76x = 93,452,642.11
  5. Step 5: Solve for x
    x = 93,452,642.11/10,917.76
  6. Step 6: Final answer
    x = 8,559.69

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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.