Home / 6,282.55-8,671.47-3,631.49

Finding the Fourth Proportional to 6,282.55, 8,671.47 and 3,631.49

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Solution

The fourth proportional to 6,282.55, 8,671.47 and 3,631.49 is: 5,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.55 : 8,671.47 = 3,631.49 : x
  2. Step 2: Convert to fraction form
    6,282.55/8,671.47 = 3,631.49/x
  3. Step 3: Cross multiply
    6,282.55x = 8,671.47 × 3,631.49
  4. Step 4: Simplify right side
    6,282.55x = 31,490,313.23
  5. Step 5: Solve for x
    x = 31,490,313.23/6,282.55
  6. Step 6: Final answer
    x = 5,012.35

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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.