Home / 6,690.57-10,030.39-2,528.22

Finding the Fourth Proportional to 6,690.57, 10,030.39 and 2,528.22

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Solution

The fourth proportional to 6,690.57, 10,030.39 and 2,528.22 is: 3,790.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.57 : 10,030.39 = 2,528.22 : x
  2. Step 2: Convert to fraction form
    6,690.57/10,030.39 = 2,528.22/x
  3. Step 3: Cross multiply
    6,690.57x = 10,030.39 × 2,528.22
  4. Step 4: Simplify right side
    6,690.57x = 25,359,019.96
  5. Step 5: Solve for x
    x = 25,359,019.96/6,690.57
  6. Step 6: Final answer
    x = 3,790.26

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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.