Home / 5,079.04-7,618.71-1,794.40

Finding the Fourth Proportional to 5,079.04, 7,618.71 and 1,794.40

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Solution

The fourth proportional to 5,079.04, 7,618.71 and 1,794.40 is: 2,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.04 : 7,618.71 = 1,794.40 : x
  2. Step 2: Convert to fraction form
    5,079.04/7,618.71 = 1,794.40/x
  3. Step 3: Cross multiply
    5,079.04x = 7,618.71 × 1,794.40
  4. Step 4: Simplify right side
    5,079.04x = 13,671,013.22
  5. Step 5: Solve for x
    x = 13,671,013.22/5,079.04
  6. Step 6: Final answer
    x = 2,691.65

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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.