Home / 3,987.04-5,969.56-3,010.16

Finding the Fourth Proportional to 3,987.04, 5,969.56 and 3,010.16

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Solution

The fourth proportional to 3,987.04, 5,969.56 and 3,010.16 is: 4,506.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987.04 : 5,969.56 = 3,010.16 : x
  2. Step 2: Convert to fraction form
    3,987.04/5,969.56 = 3,010.16/x
  3. Step 3: Cross multiply
    3,987.04x = 5,969.56 × 3,010.16
  4. Step 4: Simplify right side
    3,987.04x = 17,969,330.73
  5. Step 5: Solve for x
    x = 17,969,330.73/3,987.04
  6. Step 6: Final answer
    x = 4,506.94

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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.