Home / 2,916.99-4,025.36-1,658.18

Finding the Fourth Proportional to 2,916.99, 4,025.36 and 1,658.18

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Solution

The fourth proportional to 2,916.99, 4,025.36 and 1,658.18 is: 2,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.99 : 4,025.36 = 1,658.18 : x
  2. Step 2: Convert to fraction form
    2,916.99/4,025.36 = 1,658.18/x
  3. Step 3: Cross multiply
    2,916.99x = 4,025.36 × 1,658.18
  4. Step 4: Simplify right side
    2,916.99x = 6,674,785.65
  5. Step 5: Solve for x
    x = 6,674,785.65/2,916.99
  6. Step 6: Final answer
    x = 2,288.24

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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.