Home / 2,916.95-4,025.39-1,590.62

Finding the Fourth Proportional to 2,916.95, 4,025.39 and 1,590.62

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Solution

The fourth proportional to 2,916.95, 4,025.39 and 1,590.62 is: 2,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.95 : 4,025.39 = 1,590.62 : x
  2. Step 2: Convert to fraction form
    2,916.95/4,025.39 = 1,590.62/x
  3. Step 3: Cross multiply
    2,916.95x = 4,025.39 × 1,590.62
  4. Step 4: Simplify right side
    2,916.95x = 6,402,837.76
  5. Step 5: Solve for x
    x = 6,402,837.76/2,916.95
  6. Step 6: Final answer
    x = 2,195.05

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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.