Home / 4,997.16-6,894.18-3,130.92

Finding the Fourth Proportional to 4,997.16, 6,894.18 and 3,130.92

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Solution

The fourth proportional to 4,997.16, 6,894.18 and 3,130.92 is: 4,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.16 : 6,894.18 = 3,130.92 : x
  2. Step 2: Convert to fraction form
    4,997.16/6,894.18 = 3,130.92/x
  3. Step 3: Cross multiply
    4,997.16x = 6,894.18 × 3,130.92
  4. Step 4: Simplify right side
    4,997.16x = 21,585,126.05
  5. Step 5: Solve for x
    x = 21,585,126.05/4,997.16
  6. Step 6: Final answer
    x = 4,319.48

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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.