Home / 5,295.40-7,307.54-3,278.28

Finding the Fourth Proportional to 5,295.40, 7,307.54 and 3,278.28

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Solution

The fourth proportional to 5,295.40, 7,307.54 and 3,278.28 is: 4,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.40 : 7,307.54 = 3,278.28 : x
  2. Step 2: Convert to fraction form
    5,295.40/7,307.54 = 3,278.28/x
  3. Step 3: Cross multiply
    5,295.40x = 7,307.54 × 3,278.28
  4. Step 4: Simplify right side
    5,295.40x = 23,956,162.23
  5. Step 5: Solve for x
    x = 23,956,162.23/5,295.40
  6. Step 6: Final answer
    x = 4,523.96

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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.