Home / 2,984.04-4,117.88-1,657.72

Finding the Fourth Proportional to 2,984.04, 4,117.88 and 1,657.72

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Solution

The fourth proportional to 2,984.04, 4,117.88 and 1,657.72 is: 2,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.04 : 4,117.88 = 1,657.72 : x
  2. Step 2: Convert to fraction form
    2,984.04/4,117.88 = 1,657.72/x
  3. Step 3: Cross multiply
    2,984.04x = 4,117.88 × 1,657.72
  4. Step 4: Simplify right side
    2,984.04x = 6,826,292.03
  5. Step 5: Solve for x
    x = 6,826,292.03/2,984.04
  6. Step 6: Final answer
    x = 2,287.60

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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.