Home / 4,207.61-5,806.55-2,438.57

Finding the Fourth Proportional to 4,207.61, 5,806.55 and 2,438.57

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Solution

The fourth proportional to 4,207.61, 5,806.55 and 2,438.57 is: 3,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.61 : 5,806.55 = 2,438.57 : x
  2. Step 2: Convert to fraction form
    4,207.61/5,806.55 = 2,438.57/x
  3. Step 3: Cross multiply
    4,207.61x = 5,806.55 × 2,438.57
  4. Step 4: Simplify right side
    4,207.61x = 14,159,678.63
  5. Step 5: Solve for x
    x = 14,159,678.63/4,207.61
  6. Step 6: Final answer
    x = 3,365.25

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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.