Home / 2,900.48-4,004.80-2,339.04

Finding the Fourth Proportional to 2,900.48, 4,004.80 and 2,339.04

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Solution

The fourth proportional to 2,900.48, 4,004.80 and 2,339.04 is: 3,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.48 : 4,004.80 = 2,339.04 : x
  2. Step 2: Convert to fraction form
    2,900.48/4,004.80 = 2,339.04/x
  3. Step 3: Cross multiply
    2,900.48x = 4,004.80 × 2,339.04
  4. Step 4: Simplify right side
    2,900.48x = 9,367,387.39
  5. Step 5: Solve for x
    x = 9,367,387.39/2,900.48
  6. Step 6: Final answer
    x = 3,229.60

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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.