Home / 9,112.41-13,657.95-4,182.53

Finding the Fourth Proportional to 9,112.41, 13,657.95 and 4,182.53

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Solution

The fourth proportional to 9,112.41, 13,657.95 and 4,182.53 is: 6,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.41 : 13,657.95 = 4,182.53 : x
  2. Step 2: Convert to fraction form
    9,112.41/13,657.95 = 4,182.53/x
  3. Step 3: Cross multiply
    9,112.41x = 13,657.95 × 4,182.53
  4. Step 4: Simplify right side
    9,112.41x = 57,124,717.32
  5. Step 5: Solve for x
    x = 57,124,717.32/9,112.41
  6. Step 6: Final answer
    x = 6,268.89

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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.