Home / 8,960.09-13,441.55-2,386.80

Finding the Fourth Proportional to 8,960.09, 13,441.55 and 2,386.80

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Solution

The fourth proportional to 8,960.09, 13,441.55 and 2,386.80 is: 3,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.09 : 13,441.55 = 2,386.80 : x
  2. Step 2: Convert to fraction form
    8,960.09/13,441.55 = 2,386.80/x
  3. Step 3: Cross multiply
    8,960.09x = 13,441.55 × 2,386.80
  4. Step 4: Simplify right side
    8,960.09x = 32,082,279.61
  5. Step 5: Solve for x
    x = 32,082,279.61/8,960.09
  6. Step 6: Final answer
    x = 3,580.58

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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.