Home / 7,095.18-9,792.54-4,112.88

Finding the Fourth Proportional to 7,095.18, 9,792.54 and 4,112.88

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Solution

The fourth proportional to 7,095.18, 9,792.54 and 4,112.88 is: 5,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.18 : 9,792.54 = 4,112.88 : x
  2. Step 2: Convert to fraction form
    7,095.18/9,792.54 = 4,112.88/x
  3. Step 3: Cross multiply
    7,095.18x = 9,792.54 × 4,112.88
  4. Step 4: Simplify right side
    7,095.18x = 40,275,541.92
  5. Step 5: Solve for x
    x = 40,275,541.92/7,095.18
  6. Step 6: Final answer
    x = 5,676.47

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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.