Home / 6,963.40-10,445.71-2,580.90

Finding the Fourth Proportional to 6,963.40, 10,445.71 and 2,580.90

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Solution

The fourth proportional to 6,963.40, 10,445.71 and 2,580.90 is: 3,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.40 : 10,445.71 = 2,580.90 : x
  2. Step 2: Convert to fraction form
    6,963.40/10,445.71 = 2,580.90/x
  3. Step 3: Cross multiply
    6,963.40x = 10,445.71 × 2,580.90
  4. Step 4: Simplify right side
    6,963.40x = 26,959,274.26
  5. Step 5: Solve for x
    x = 26,959,274.26/6,963.40
  6. Step 6: Final answer
    x = 3,871.57

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1.5x scale

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.