Home / 6,881.79-10,305.15-4,534.68

Finding the Fourth Proportional to 6,881.79, 10,305.15 and 4,534.68

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Solution

The fourth proportional to 6,881.79, 10,305.15 and 4,534.68 is: 6,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.79 : 10,305.15 = 4,534.68 : x
  2. Step 2: Convert to fraction form
    6,881.79/10,305.15 = 4,534.68/x
  3. Step 3: Cross multiply
    6,881.79x = 10,305.15 × 4,534.68
  4. Step 4: Simplify right side
    6,881.79x = 46,730,557.60
  5. Step 5: Solve for x
    x = 46,730,557.60/6,881.79
  6. Step 6: Final answer
    x = 6,790.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.