Home / 4,445.34-6,135.11-2,557.36

Finding the Fourth Proportional to 4,445.34, 6,135.11 and 2,557.36

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Solution

The fourth proportional to 4,445.34, 6,135.11 and 2,557.36 is: 3,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.34 : 6,135.11 = 2,557.36 : x
  2. Step 2: Convert to fraction form
    4,445.34/6,135.11 = 2,557.36/x
  3. Step 3: Cross multiply
    4,445.34x = 6,135.11 × 2,557.36
  4. Step 4: Simplify right side
    4,445.34x = 15,689,684.91
  5. Step 5: Solve for x
    x = 15,689,684.91/4,445.34
  6. Step 6: Final answer
    x = 3,529.47

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.