Home / 7,801.64-10,766.15-4,264.80

Finding the Fourth Proportional to 7,801.64, 10,766.15 and 4,264.80

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Solution

The fourth proportional to 7,801.64, 10,766.15 and 4,264.80 is: 5,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.64 : 10,766.15 = 4,264.80 : x
  2. Step 2: Convert to fraction form
    7,801.64/10,766.15 = 4,264.80/x
  3. Step 3: Cross multiply
    7,801.64x = 10,766.15 × 4,264.80
  4. Step 4: Simplify right side
    7,801.64x = 45,915,455.20
  5. Step 5: Solve for x
    x = 45,915,455.20/7,801.64
  6. Step 6: Final answer
    x = 5,885.36

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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.