Home / 2,948.62-4,068.50-1,672.26

Finding the Fourth Proportional to 2,948.62, 4,068.50 and 1,672.26

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Solution

The fourth proportional to 2,948.62, 4,068.50 and 1,672.26 is: 2,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.62 : 4,068.50 = 1,672.26 : x
  2. Step 2: Convert to fraction form
    2,948.62/4,068.50 = 1,672.26/x
  3. Step 3: Cross multiply
    2,948.62x = 4,068.50 × 1,672.26
  4. Step 4: Simplify right side
    2,948.62x = 6,803,581.45
  5. Step 5: Solve for x
    x = 6,803,581.45/2,948.62
  6. Step 6: Final answer
    x = 2,307.38

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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.