Home / 3,137.32-4,330.02-2,613.16

Finding the Fourth Proportional to 3,137.32, 4,330.02 and 2,613.16

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Solution

The fourth proportional to 3,137.32, 4,330.02 and 2,613.16 is: 3,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.32 : 4,330.02 = 2,613.16 : x
  2. Step 2: Convert to fraction form
    3,137.32/4,330.02 = 2,613.16/x
  3. Step 3: Cross multiply
    3,137.32x = 4,330.02 × 2,613.16
  4. Step 4: Simplify right side
    3,137.32x = 11,315,035.06
  5. Step 5: Solve for x
    x = 11,315,035.06/3,137.32
  6. Step 6: Final answer
    x = 3,606.59

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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.