Home / 7,373.64-10,168.38-6,257.64

Finding the Fourth Proportional to 7,373.64, 10,168.38 and 6,257.64

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Solution

The fourth proportional to 7,373.64, 10,168.38 and 6,257.64 is: 8,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.64 : 10,168.38 = 6,257.64 : x
  2. Step 2: Convert to fraction form
    7,373.64/10,168.38 = 6,257.64/x
  3. Step 3: Cross multiply
    7,373.64x = 10,168.38 × 6,257.64
  4. Step 4: Simplify right side
    7,373.64x = 63,630,061.42
  5. Step 5: Solve for x
    x = 63,630,061.42/7,373.64
  6. Step 6: Final answer
    x = 8,629.40

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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.