Home / 9,009.06-12,432.56-5,030.52

Finding the Fourth Proportional to 9,009.06, 12,432.56 and 5,030.52

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Solution

The fourth proportional to 9,009.06, 12,432.56 and 5,030.52 is: 6,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.06 : 12,432.56 = 5,030.52 : x
  2. Step 2: Convert to fraction form
    9,009.06/12,432.56 = 5,030.52/x
  3. Step 3: Cross multiply
    9,009.06x = 12,432.56 × 5,030.52
  4. Step 4: Simplify right side
    9,009.06x = 62,542,216.58
  5. Step 5: Solve for x
    x = 62,542,216.58/9,009.06
  6. Step 6: Final answer
    x = 6,942.15

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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.