Home / 3,319.15-4,580.37-1,827.05

Finding the Fourth Proportional to 3,319.15, 4,580.37 and 1,827.05

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Solution

The fourth proportional to 3,319.15, 4,580.37 and 1,827.05 is: 2,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.15 : 4,580.37 = 1,827.05 : x
  2. Step 2: Convert to fraction form
    3,319.15/4,580.37 = 1,827.05/x
  3. Step 3: Cross multiply
    3,319.15x = 4,580.37 × 1,827.05
  4. Step 4: Simplify right side
    3,319.15x = 8,368,576.46
  5. Step 5: Solve for x
    x = 8,368,576.46/3,319.15
  6. Step 6: Final answer
    x = 2,521.30

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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.