Home / 8,949.17-12,349.93-4,970.35

Finding the Fourth Proportional to 8,949.17, 12,349.93 and 4,970.35

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Solution

The fourth proportional to 8,949.17, 12,349.93 and 4,970.35 is: 6,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.17 : 12,349.93 = 4,970.35 : x
  2. Step 2: Convert to fraction form
    8,949.17/12,349.93 = 4,970.35/x
  3. Step 3: Cross multiply
    8,949.17x = 12,349.93 × 4,970.35
  4. Step 4: Simplify right side
    8,949.17x = 61,383,474.58
  5. Step 5: Solve for x
    x = 61,383,474.58/8,949.17
  6. Step 6: Final answer
    x = 6,859.12

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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.