Home / 3,319.32-4,580.69-1,827.19

Finding the Fourth Proportional to 3,319.32, 4,580.69 and 1,827.19

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Solution

The fourth proportional to 3,319.32, 4,580.69 and 1,827.19 is: 2,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.32 : 4,580.69 = 1,827.19 : x
  2. Step 2: Convert to fraction form
    3,319.32/4,580.69 = 1,827.19/x
  3. Step 3: Cross multiply
    3,319.32x = 4,580.69 × 1,827.19
  4. Step 4: Simplify right side
    3,319.32x = 8,369,790.96
  5. Step 5: Solve for x
    x = 8,369,790.96/3,319.32
  6. Step 6: Final answer
    x = 2,521.54

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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.