Home / 9,416.04-14,125.70-3,872.40

Finding the Fourth Proportional to 9,416.04, 14,125.70 and 3,872.40

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Solution

The fourth proportional to 9,416.04, 14,125.70 and 3,872.40 is: 5,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.04 : 14,125.70 = 3,872.40 : x
  2. Step 2: Convert to fraction form
    9,416.04/14,125.70 = 3,872.40/x
  3. Step 3: Cross multiply
    9,416.04x = 14,125.70 × 3,872.40
  4. Step 4: Simplify right side
    9,416.04x = 54,700,360.68
  5. Step 5: Solve for x
    x = 54,700,360.68/9,416.04
  6. Step 6: Final answer
    x = 5,809.27

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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.