Home / 7,095.36-9,787.76-4,442.20

Finding the Fourth Proportional to 7,095.36, 9,787.76 and 4,442.20

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Solution

The fourth proportional to 7,095.36, 9,787.76 and 4,442.20 is: 6,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.36 : 9,787.76 = 4,442.20 : x
  2. Step 2: Convert to fraction form
    7,095.36/9,787.76 = 4,442.20/x
  3. Step 3: Cross multiply
    7,095.36x = 9,787.76 × 4,442.20
  4. Step 4: Simplify right side
    7,095.36x = 43,479,187.47
  5. Step 5: Solve for x
    x = 43,479,187.47/7,095.36
  6. Step 6: Final answer
    x = 6,127.83

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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.