Home / 11,152.67-15,390.56-6,048.11

Finding the Fourth Proportional to 11,152.67, 15,390.56 and 6,048.11

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Solution

The fourth proportional to 11,152.67, 15,390.56 and 6,048.11 is: 8,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.67 : 15,390.56 = 6,048.11 : x
  2. Step 2: Convert to fraction form
    11,152.67/15,390.56 = 6,048.11/x
  3. Step 3: Cross multiply
    11,152.67x = 15,390.56 × 6,048.11
  4. Step 4: Simplify right side
    11,152.67x = 93,083,761.70
  5. Step 5: Solve for x
    x = 93,083,761.70/11,152.67
  6. Step 6: Final answer
    x = 8,346.32

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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.