Home / 4,487.36-6,730.61-1,854.12

Finding the Fourth Proportional to 4,487.36, 6,730.61 and 1,854.12

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Solution

The fourth proportional to 4,487.36, 6,730.61 and 1,854.12 is: 2,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.36 : 6,730.61 = 1,854.12 : x
  2. Step 2: Convert to fraction form
    4,487.36/6,730.61 = 1,854.12/x
  3. Step 3: Cross multiply
    4,487.36x = 6,730.61 × 1,854.12
  4. Step 4: Simplify right side
    4,487.36x = 12,479,349.34
  5. Step 5: Solve for x
    x = 12,479,349.34/4,487.36
  6. Step 6: Final answer
    x = 2,781.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.