Home / 11,132.57-16,698.86-4,972.25

Finding the Fourth Proportional to 11,132.57, 16,698.86 and 4,972.25

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Solution

The fourth proportional to 11,132.57, 16,698.86 and 4,972.25 is: 7,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.57 : 16,698.86 = 4,972.25 : x
  2. Step 2: Convert to fraction form
    11,132.57/16,698.86 = 4,972.25/x
  3. Step 3: Cross multiply
    11,132.57x = 16,698.86 × 4,972.25
  4. Step 4: Simplify right side
    11,132.57x = 83,030,881.77
  5. Step 5: Solve for x
    x = 83,030,881.77/11,132.57
  6. Step 6: Final answer
    x = 7,458.38

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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.