Home / 4,380.38-6,570.57-1,302.38

Finding the Fourth Proportional to 4,380.38, 6,570.57 and 1,302.38

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Solution

The fourth proportional to 4,380.38, 6,570.57 and 1,302.38 is: 1,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.38 : 6,570.57 = 1,302.38 : x
  2. Step 2: Convert to fraction form
    4,380.38/6,570.57 = 1,302.38/x
  3. Step 3: Cross multiply
    4,380.38x = 6,570.57 × 1,302.38
  4. Step 4: Simplify right side
    4,380.38x = 8,557,339.59
  5. Step 5: Solve for x
    x = 8,557,339.59/4,380.38
  6. Step 6: Final answer
    x = 1,953.56

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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.