Home / 2,151.04-2,967.36-1,452.80

Finding the Fourth Proportional to 2,151.04, 2,967.36 and 1,452.80

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Solution

The fourth proportional to 2,151.04, 2,967.36 and 1,452.80 is: 2,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151.04 : 2,967.36 = 1,452.80 : x
  2. Step 2: Convert to fraction form
    2,151.04/2,967.36 = 1,452.80/x
  3. Step 3: Cross multiply
    2,151.04x = 2,967.36 × 1,452.80
  4. Step 4: Simplify right side
    2,151.04x = 4,310,980.61
  5. Step 5: Solve for x
    x = 4,310,980.61/2,151.04
  6. Step 6: Final answer
    x = 2,004.14

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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.