Home / 4,217.77-6,312.75-3,290.59

Finding the Fourth Proportional to 4,217.77, 6,312.75 and 3,290.59

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Solution

The fourth proportional to 4,217.77, 6,312.75 and 3,290.59 is: 4,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.77 : 6,312.75 = 3,290.59 : x
  2. Step 2: Convert to fraction form
    4,217.77/6,312.75 = 3,290.59/x
  3. Step 3: Cross multiply
    4,217.77x = 6,312.75 × 3,290.59
  4. Step 4: Simplify right side
    4,217.77x = 20,772,672.02
  5. Step 5: Solve for x
    x = 20,772,672.02/4,217.77
  6. Step 6: Final answer
    x = 4,925.04

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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.