Home / 4,035.12-5,567.04-2,638.68

Finding the Fourth Proportional to 4,035.12, 5,567.04 and 2,638.68

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Solution

The fourth proportional to 4,035.12, 5,567.04 and 2,638.68 is: 3,640.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,035.12 : 5,567.04 = 2,638.68 : x
  2. Step 2: Convert to fraction form
    4,035.12/5,567.04 = 2,638.68/x
  3. Step 3: Cross multiply
    4,035.12x = 5,567.04 × 2,638.68
  4. Step 4: Simplify right side
    4,035.12x = 14,689,637.11
  5. Step 5: Solve for x
    x = 14,689,637.11/4,035.12
  6. Step 6: Final answer
    x = 3,640.45

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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.