Home / 7,313.60-10,970.16-2,929.88

Finding the Fourth Proportional to 7,313.60, 10,970.16 and 2,929.88

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Solution

The fourth proportional to 7,313.60, 10,970.16 and 2,929.88 is: 4,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.60 : 10,970.16 = 2,929.88 : x
  2. Step 2: Convert to fraction form
    7,313.60/10,970.16 = 2,929.88/x
  3. Step 3: Cross multiply
    7,313.60x = 10,970.16 × 2,929.88
  4. Step 4: Simplify right side
    7,313.60x = 32,141,252.38
  5. Step 5: Solve for x
    x = 32,141,252.38/7,313.60
  6. Step 6: Final answer
    x = 4,394.72

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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.