Home / 9,917.46-14,876.04-3,994.21

Finding the Fourth Proportional to 9,917.46, 14,876.04 and 3,994.21

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Solution

The fourth proportional to 9,917.46, 14,876.04 and 3,994.21 is: 5,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.46 : 14,876.04 = 3,994.21 : x
  2. Step 2: Convert to fraction form
    9,917.46/14,876.04 = 3,994.21/x
  3. Step 3: Cross multiply
    9,917.46x = 14,876.04 × 3,994.21
  4. Step 4: Simplify right side
    9,917.46x = 59,417,980.18
  5. Step 5: Solve for x
    x = 59,417,980.18/9,917.46
  6. Step 6: Final answer
    x = 5,991.25

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1.5x scale

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.