Home / 8,954.88-13,432.62-4,275.40

Finding the Fourth Proportional to 8,954.88, 13,432.62 and 4,275.40

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Solution

The fourth proportional to 8,954.88, 13,432.62 and 4,275.40 is: 6,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.88 : 13,432.62 = 4,275.40 : x
  2. Step 2: Convert to fraction form
    8,954.88/13,432.62 = 4,275.40/x
  3. Step 3: Cross multiply
    8,954.88x = 13,432.62 × 4,275.40
  4. Step 4: Simplify right side
    8,954.88x = 57,429,823.55
  5. Step 5: Solve for x
    x = 57,429,823.55/8,954.88
  6. Step 6: Final answer
    x = 6,413.24

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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.