Home / 5,330.54-7,356.51-2,972.66

Finding the Fourth Proportional to 5,330.54, 7,356.51 and 2,972.66

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Solution

The fourth proportional to 5,330.54, 7,356.51 and 2,972.66 is: 4,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.54 : 7,356.51 = 2,972.66 : x
  2. Step 2: Convert to fraction form
    5,330.54/7,356.51 = 2,972.66/x
  3. Step 3: Cross multiply
    5,330.54x = 7,356.51 × 2,972.66
  4. Step 4: Simplify right side
    5,330.54x = 21,868,403.02
  5. Step 5: Solve for x
    x = 21,868,403.02/5,330.54
  6. Step 6: Final answer
    x = 4,102.47

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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.