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Finding the Fourth Proportional to 5,482.55, 7,565.87 and 2,964.63

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Solution

The fourth proportional to 5,482.55, 7,565.87 and 2,964.63 is: 4,091.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.55 : 7,565.87 = 2,964.63 : x
  2. Step 2: Convert to fraction form
    5,482.55/7,565.87 = 2,964.63/x
  3. Step 3: Cross multiply
    5,482.55x = 7,565.87 × 2,964.63
  4. Step 4: Simplify right side
    5,482.55x = 22,430,040.96
  5. Step 5: Solve for x
    x = 22,430,040.96/5,482.55
  6. Step 6: Final answer
    x = 4,091.17

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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.