Home / 3,319.08-4,580.32-1,827.04

Finding the Fourth Proportional to 3,319.08, 4,580.32 and 1,827.04

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Solution

The fourth proportional to 3,319.08, 4,580.32 and 1,827.04 is: 2,521.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.08 : 4,580.32 = 1,827.04 : x
  2. Step 2: Convert to fraction form
    3,319.08/4,580.32 = 1,827.04/x
  3. Step 3: Cross multiply
    3,319.08x = 4,580.32 × 1,827.04
  4. Step 4: Simplify right side
    3,319.08x = 8,368,427.85
  5. Step 5: Solve for x
    x = 8,368,427.85/3,319.08
  6. Step 6: Final answer
    x = 2,521.31

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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.