Home / 11,032.60-15,237.49-7,272.47

Finding the Fourth Proportional to 11,032.60, 15,237.49 and 7,272.47

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Solution

The fourth proportional to 11,032.60, 15,237.49 and 7,272.47 is: 10,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.60 : 15,237.49 = 7,272.47 : x
  2. Step 2: Convert to fraction form
    11,032.60/15,237.49 = 7,272.47/x
  3. Step 3: Cross multiply
    11,032.60x = 15,237.49 × 7,272.47
  4. Step 4: Simplify right side
    11,032.60x = 110,814,094.53
  5. Step 5: Solve for x
    x = 110,814,094.53/11,032.60
  6. Step 6: Final answer
    x = 10,044.24

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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.