Home / 7,023.15-10,532.16-2,639.43

Finding the Fourth Proportional to 7,023.15, 10,532.16 and 2,639.43

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Solution

The fourth proportional to 7,023.15, 10,532.16 and 2,639.43 is: 3,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.15 : 10,532.16 = 2,639.43 : x
  2. Step 2: Convert to fraction form
    7,023.15/10,532.16 = 2,639.43/x
  3. Step 3: Cross multiply
    7,023.15x = 10,532.16 × 2,639.43
  4. Step 4: Simplify right side
    7,023.15x = 27,798,899.07
  5. Step 5: Solve for x
    x = 27,798,899.07/7,023.15
  6. Step 6: Final answer
    x = 3,958.18

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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.