Home / 4,385.10-6,578.57-1,265.10

Finding the Fourth Proportional to 4,385.10, 6,578.57 and 1,265.10

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Solution

The fourth proportional to 4,385.10, 6,578.57 and 1,265.10 is: 1,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.10 : 6,578.57 = 1,265.10 : x
  2. Step 2: Convert to fraction form
    4,385.10/6,578.57 = 1,265.10/x
  3. Step 3: Cross multiply
    4,385.10x = 6,578.57 × 1,265.10
  4. Step 4: Simplify right side
    4,385.10x = 8,322,548.91
  5. Step 5: Solve for x
    x = 8,322,548.91/4,385.10
  6. Step 6: Final answer
    x = 1,897.92

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Double scale
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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.