Home / 9,224.31-12,727.95-5,190.58

Finding the Fourth Proportional to 9,224.31, 12,727.95 and 5,190.58

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Solution

The fourth proportional to 9,224.31, 12,727.95 and 5,190.58 is: 7,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.31 : 12,727.95 = 5,190.58 : x
  2. Step 2: Convert to fraction form
    9,224.31/12,727.95 = 5,190.58/x
  3. Step 3: Cross multiply
    9,224.31x = 12,727.95 × 5,190.58
  4. Step 4: Simplify right side
    9,224.31x = 66,065,442.71
  5. Step 5: Solve for x
    x = 66,065,442.71/9,224.31
  6. Step 6: Final answer
    x = 7,162.10

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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.