Home / 2,930.08-4,397.28-1,543.84

Finding the Fourth Proportional to 2,930.08, 4,397.28 and 1,543.84

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Solution

The fourth proportional to 2,930.08, 4,397.28 and 1,543.84 is: 2,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.08 : 4,397.28 = 1,543.84 : x
  2. Step 2: Convert to fraction form
    2,930.08/4,397.28 = 1,543.84/x
  3. Step 3: Cross multiply
    2,930.08x = 4,397.28 × 1,543.84
  4. Step 4: Simplify right side
    2,930.08x = 6,788,696.76
  5. Step 5: Solve for x
    x = 6,788,696.76/2,930.08
  6. Step 6: Final answer
    x = 2,316.90

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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.