Home / 7,287.04-10,930.56-2,670.08

Finding the Fourth Proportional to 7,287.04, 10,930.56 and 2,670.08

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Solution

The fourth proportional to 7,287.04, 10,930.56 and 2,670.08 is: 4,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.04 : 10,930.56 = 2,670.08 : x
  2. Step 2: Convert to fraction form
    7,287.04/10,930.56 = 2,670.08/x
  3. Step 3: Cross multiply
    7,287.04x = 10,930.56 × 2,670.08
  4. Step 4: Simplify right side
    7,287.04x = 29,185,469.64
  5. Step 5: Solve for x
    x = 29,185,469.64/7,287.04
  6. Step 6: Final answer
    x = 4,005.12

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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.