Home / 7,569.28-11,354.32-2,303.89

Finding the Fourth Proportional to 7,569.28, 11,354.32 and 2,303.89

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Solution

The fourth proportional to 7,569.28, 11,354.32 and 2,303.89 is: 3,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.28 : 11,354.32 = 2,303.89 : x
  2. Step 2: Convert to fraction form
    7,569.28/11,354.32 = 2,303.89/x
  3. Step 3: Cross multiply
    7,569.28x = 11,354.32 × 2,303.89
  4. Step 4: Simplify right side
    7,569.28x = 26,159,085.28
  5. Step 5: Solve for x
    x = 26,159,085.28/7,569.28
  6. Step 6: Final answer
    x = 3,455.95

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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.