Home / 10,255.32-14,152.86-6,275.25

Finding the Fourth Proportional to 10,255.32, 14,152.86 and 6,275.25

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Solution

The fourth proportional to 10,255.32, 14,152.86 and 6,275.25 is: 8,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.32 : 14,152.86 = 6,275.25 : x
  2. Step 2: Convert to fraction form
    10,255.32/14,152.86 = 6,275.25/x
  3. Step 3: Cross multiply
    10,255.32x = 14,152.86 × 6,275.25
  4. Step 4: Simplify right side
    10,255.32x = 88,812,734.72
  5. Step 5: Solve for x
    x = 88,812,734.72/10,255.32
  6. Step 6: Final answer
    x = 8,660.16

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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.