Home / 2,955.26-4,431-1,567.70

Finding the Fourth Proportional to 2,955.26, 4,431 and 1,567.70

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Solution

The fourth proportional to 2,955.26, 4,431 and 1,567.70 is: 2,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.26 : 4,431 = 1,567.70 : x
  2. Step 2: Convert to fraction form
    2,955.26/4,431 = 1,567.70/x
  3. Step 3: Cross multiply
    2,955.26x = 4,431 × 1,567.70
  4. Step 4: Simplify right side
    2,955.26x = 6,946,478.70
  5. Step 5: Solve for x
    x = 6,946,478.70/2,955.26
  6. Step 6: Final answer
    x = 2,350.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.