Home / 3,507.46-5,261.11-2,888.69

Finding the Fourth Proportional to 3,507.46, 5,261.11 and 2,888.69

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Solution

The fourth proportional to 3,507.46, 5,261.11 and 2,888.69 is: 4,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.46 : 5,261.11 = 2,888.69 : x
  2. Step 2: Convert to fraction form
    3,507.46/5,261.11 = 2,888.69/x
  3. Step 3: Cross multiply
    3,507.46x = 5,261.11 × 2,888.69
  4. Step 4: Simplify right side
    3,507.46x = 15,197,682.32
  5. Step 5: Solve for x
    x = 15,197,682.32/3,507.46
  6. Step 6: Final answer
    x = 4,332.96

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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.