Home / 3,314.15-4,573.01-1,916.63

Finding the Fourth Proportional to 3,314.15, 4,573.01 and 1,916.63

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Solution

The fourth proportional to 3,314.15, 4,573.01 and 1,916.63 is: 2,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.15 : 4,573.01 = 1,916.63 : x
  2. Step 2: Convert to fraction form
    3,314.15/4,573.01 = 1,916.63/x
  3. Step 3: Cross multiply
    3,314.15x = 4,573.01 × 1,916.63
  4. Step 4: Simplify right side
    3,314.15x = 8,764,750.08
  5. Step 5: Solve for x
    x = 8,764,750.08/3,314.15
  6. Step 6: Final answer
    x = 2,644.65

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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.