Home / 2,916.86-4,025.29-1,590.58

Finding the Fourth Proportional to 2,916.86, 4,025.29 and 1,590.58

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Solution

The fourth proportional to 2,916.86, 4,025.29 and 1,590.58 is: 2,195.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.86 : 4,025.29 = 1,590.58 : x
  2. Step 2: Convert to fraction form
    2,916.86/4,025.29 = 1,590.58/x
  3. Step 3: Cross multiply
    2,916.86x = 4,025.29 × 1,590.58
  4. Step 4: Simplify right side
    2,916.86x = 6,402,545.77
  5. Step 5: Solve for x
    x = 6,402,545.77/2,916.86
  6. Step 6: Final answer
    x = 2,195.01

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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.