Home / 8,767.04-13,140.23-3,218.54

Finding the Fourth Proportional to 8,767.04, 13,140.23 and 3,218.54

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Solution

The fourth proportional to 8,767.04, 13,140.23 and 3,218.54 is: 4,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.04 : 13,140.23 = 3,218.54 : x
  2. Step 2: Convert to fraction form
    8,767.04/13,140.23 = 3,218.54/x
  3. Step 3: Cross multiply
    8,767.04x = 13,140.23 × 3,218.54
  4. Step 4: Simplify right side
    8,767.04x = 42,292,274.07
  5. Step 5: Solve for x
    x = 42,292,274.07/8,767.04
  6. Step 6: Final answer
    x = 4,824.01

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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.