Home / 2,929.56-4,394.88-2,386.50

Finding the Fourth Proportional to 2,929.56, 4,394.88 and 2,386.50

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Solution

The fourth proportional to 2,929.56, 4,394.88 and 2,386.50 is: 3,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.56 : 4,394.88 = 2,386.50 : x
  2. Step 2: Convert to fraction form
    2,929.56/4,394.88 = 2,386.50/x
  3. Step 3: Cross multiply
    2,929.56x = 4,394.88 × 2,386.50
  4. Step 4: Simplify right side
    2,929.56x = 10,488,381.12
  5. Step 5: Solve for x
    x = 10,488,381.12/2,929.56
  6. Step 6: Final answer
    x = 3,580.19

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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.