Home / 5,330.88-7,356.96-3,535.28

Finding the Fourth Proportional to 5,330.88, 7,356.96 and 3,535.28

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Solution

The fourth proportional to 5,330.88, 7,356.96 and 3,535.28 is: 4,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.88 : 7,356.96 = 3,535.28 : x
  2. Step 2: Convert to fraction form
    5,330.88/7,356.96 = 3,535.28/x
  3. Step 3: Cross multiply
    5,330.88x = 7,356.96 × 3,535.28
  4. Step 4: Simplify right side
    5,330.88x = 26,008,913.55
  5. Step 5: Solve for x
    x = 26,008,913.55/5,330.88
  6. Step 6: Final answer
    x = 4,878.92

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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.