Home / 4,288.51-6,427.05-2,438.92

Finding the Fourth Proportional to 4,288.51, 6,427.05 and 2,438.92

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Solution

The fourth proportional to 4,288.51, 6,427.05 and 2,438.92 is: 3,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.51 : 6,427.05 = 2,438.92 : x
  2. Step 2: Convert to fraction form
    4,288.51/6,427.05 = 2,438.92/x
  3. Step 3: Cross multiply
    4,288.51x = 6,427.05 × 2,438.92
  4. Step 4: Simplify right side
    4,288.51x = 15,675,060.79
  5. Step 5: Solve for x
    x = 15,675,060.79/4,288.51
  6. Step 6: Final answer
    x = 3,655.13

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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.