Home / 3,313.02-4,572.18-1,916.04

Finding the Fourth Proportional to 3,313.02, 4,572.18 and 1,916.04

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Solution

The fourth proportional to 3,313.02, 4,572.18 and 1,916.04 is: 2,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.02 : 4,572.18 = 1,916.04 : x
  2. Step 2: Convert to fraction form
    3,313.02/4,572.18 = 1,916.04/x
  3. Step 3: Cross multiply
    3,313.02x = 4,572.18 × 1,916.04
  4. Step 4: Simplify right side
    3,313.02x = 8,760,479.77
  5. Step 5: Solve for x
    x = 8,760,479.77/3,313.02
  6. Step 6: Final answer
    x = 2,644.26

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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.