Home / 9,228.54-12,730.95-6,040.43

Finding the Fourth Proportional to 9,228.54, 12,730.95 and 6,040.43

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Solution

The fourth proportional to 9,228.54, 12,730.95 and 6,040.43 is: 8,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.54 : 12,730.95 = 6,040.43 : x
  2. Step 2: Convert to fraction form
    9,228.54/12,730.95 = 6,040.43/x
  3. Step 3: Cross multiply
    9,228.54x = 12,730.95 × 6,040.43
  4. Step 4: Simplify right side
    9,228.54x = 76,900,427.41
  5. Step 5: Solve for x
    x = 76,900,427.41/9,228.54
  6. Step 6: Final answer
    x = 8,332.89

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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.