Home / 7,888.98-11,834.08-2,623.80

Finding the Fourth Proportional to 7,888.98, 11,834.08 and 2,623.80

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Solution

The fourth proportional to 7,888.98, 11,834.08 and 2,623.80 is: 3,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.98 : 11,834.08 = 2,623.80 : x
  2. Step 2: Convert to fraction form
    7,888.98/11,834.08 = 2,623.80/x
  3. Step 3: Cross multiply
    7,888.98x = 11,834.08 × 2,623.80
  4. Step 4: Simplify right side
    7,888.98x = 31,050,259.10
  5. Step 5: Solve for x
    x = 31,050,259.10/7,888.98
  6. Step 6: Final answer
    x = 3,935.90

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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.