Home / 9,078.29-12,527.45-5,099.33

Finding the Fourth Proportional to 9,078.29, 12,527.45 and 5,099.33

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Solution

The fourth proportional to 9,078.29, 12,527.45 and 5,099.33 is: 7,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.29 : 12,527.45 = 5,099.33 : x
  2. Step 2: Convert to fraction form
    9,078.29/12,527.45 = 5,099.33/x
  3. Step 3: Cross multiply
    9,078.29x = 12,527.45 × 5,099.33
  4. Step 4: Simplify right side
    9,078.29x = 63,881,513.47
  5. Step 5: Solve for x
    x = 63,881,513.47/9,078.29
  6. Step 6: Final answer
    x = 7,036.74

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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.