Home / 7,340.04-11,004.78-3,442.28

Finding the Fourth Proportional to 7,340.04, 11,004.78 and 3,442.28

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Solution

The fourth proportional to 7,340.04, 11,004.78 and 3,442.28 is: 5,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.04 : 11,004.78 = 3,442.28 : x
  2. Step 2: Convert to fraction form
    7,340.04/11,004.78 = 3,442.28/x
  3. Step 3: Cross multiply
    7,340.04x = 11,004.78 × 3,442.28
  4. Step 4: Simplify right side
    7,340.04x = 37,881,534.10
  5. Step 5: Solve for x
    x = 37,881,534.10/7,340.04
  6. Step 6: Final answer
    x = 5,160.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.