Home / 8,862.81-13,292.06-3,314.49

Finding the Fourth Proportional to 8,862.81, 13,292.06 and 3,314.49

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Solution

The fourth proportional to 8,862.81, 13,292.06 and 3,314.49 is: 4,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.81 : 13,292.06 = 3,314.49 : x
  2. Step 2: Convert to fraction form
    8,862.81/13,292.06 = 3,314.49/x
  3. Step 3: Cross multiply
    8,862.81x = 13,292.06 × 3,314.49
  4. Step 4: Simplify right side
    8,862.81x = 44,056,383.38
  5. Step 5: Solve for x
    x = 44,056,383.38/8,862.81
  6. Step 6: Final answer
    x = 4,970.93

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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.