Home / 9,210.65-13,816.44-2,637.80

Finding the Fourth Proportional to 9,210.65, 13,816.44 and 2,637.80

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Solution

The fourth proportional to 9,210.65, 13,816.44 and 2,637.80 is: 3,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.65 : 13,816.44 = 2,637.80 : x
  2. Step 2: Convert to fraction form
    9,210.65/13,816.44 = 2,637.80/x
  3. Step 3: Cross multiply
    9,210.65x = 13,816.44 × 2,637.80
  4. Step 4: Simplify right side
    9,210.65x = 36,444,988.16
  5. Step 5: Solve for x
    x = 36,444,988.16/9,210.65
  6. Step 6: Final answer
    x = 3,956.83

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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.