Home / 4,380.52-6,570.78-1,302.52

Finding the Fourth Proportional to 4,380.52, 6,570.78 and 1,302.52

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Solution

The fourth proportional to 4,380.52, 6,570.78 and 1,302.52 is: 1,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.52 : 6,570.78 = 1,302.52 : x
  2. Step 2: Convert to fraction form
    4,380.52/6,570.78 = 1,302.52/x
  3. Step 3: Cross multiply
    4,380.52x = 6,570.78 × 1,302.52
  4. Step 4: Simplify right side
    4,380.52x = 8,558,572.37
  5. Step 5: Solve for x
    x = 8,558,572.37/4,380.52
  6. Step 6: Final answer
    x = 1,953.78

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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.