Home / 2,916.46-4,024.62-1,590.19

Finding the Fourth Proportional to 2,916.46, 4,024.62 and 1,590.19

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Solution

The fourth proportional to 2,916.46, 4,024.62 and 1,590.19 is: 2,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.46 : 4,024.62 = 1,590.19 : x
  2. Step 2: Convert to fraction form
    2,916.46/4,024.62 = 1,590.19/x
  3. Step 3: Cross multiply
    2,916.46x = 4,024.62 × 1,590.19
  4. Step 4: Simplify right side
    2,916.46x = 6,399,906.38
  5. Step 5: Solve for x
    x = 6,399,906.38/2,916.46
  6. Step 6: Final answer
    x = 2,194.41

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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.