Home / 3,319.14-4,580.40-1,827.18

Finding the Fourth Proportional to 3,319.14, 4,580.40 and 1,827.18

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Solution

The fourth proportional to 3,319.14, 4,580.40 and 1,827.18 is: 2,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.14 : 4,580.40 = 1,827.18 : x
  2. Step 2: Convert to fraction form
    3,319.14/4,580.40 = 1,827.18/x
  3. Step 3: Cross multiply
    3,319.14x = 4,580.40 × 1,827.18
  4. Step 4: Simplify right side
    3,319.14x = 8,369,215.27
  5. Step 5: Solve for x
    x = 8,369,215.27/3,319.14
  6. Step 6: Final answer
    x = 2,521.50

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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.