Home / 8,929.87-13,395.45-2,356

Finding the Fourth Proportional to 8,929.87, 13,395.45 and 2,356

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Solution

The fourth proportional to 8,929.87, 13,395.45 and 2,356 is: 3,534.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.87 : 13,395.45 = 2,356 : x
  2. Step 2: Convert to fraction form
    8,929.87/13,395.45 = 2,356/x
  3. Step 3: Cross multiply
    8,929.87x = 13,395.45 × 2,356
  4. Step 4: Simplify right side
    8,929.87x = 31,559,680.20
  5. Step 5: Solve for x
    x = 31,559,680.20/8,929.87
  6. Step 6: Final answer
    x = 3,534.17

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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.