Home / 10,191.04-14,052.21-6,409.57

Finding the Fourth Proportional to 10,191.04, 14,052.21 and 6,409.57

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Solution

The fourth proportional to 10,191.04, 14,052.21 and 6,409.57 is: 8,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.04 : 14,052.21 = 6,409.57 : x
  2. Step 2: Convert to fraction form
    10,191.04/14,052.21 = 6,409.57/x
  3. Step 3: Cross multiply
    10,191.04x = 14,052.21 × 6,409.57
  4. Step 4: Simplify right side
    10,191.04x = 90,068,623.65
  5. Step 5: Solve for x
    x = 90,068,623.65/10,191.04
  6. Step 6: Final answer
    x = 8,838.02

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1.5x scale

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.