Home / 5,641.26-8,463.70-1,943.40

Finding the Fourth Proportional to 5,641.26, 8,463.70 and 1,943.40

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Solution

The fourth proportional to 5,641.26, 8,463.70 and 1,943.40 is: 2,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.26 : 8,463.70 = 1,943.40 : x
  2. Step 2: Convert to fraction form
    5,641.26/8,463.70 = 1,943.40/x
  3. Step 3: Cross multiply
    5,641.26x = 8,463.70 × 1,943.40
  4. Step 4: Simplify right side
    5,641.26x = 16,448,354.58
  5. Step 5: Solve for x
    x = 16,448,354.58/5,641.26
  6. Step 6: Final answer
    x = 2,915.72

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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.