Home / 4,290.99-6,432.09-2,904.46

Finding the Fourth Proportional to 4,290.99, 6,432.09 and 2,904.46

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Solution

The fourth proportional to 4,290.99, 6,432.09 and 2,904.46 is: 4,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.99 : 6,432.09 = 2,904.46 : x
  2. Step 2: Convert to fraction form
    4,290.99/6,432.09 = 2,904.46/x
  3. Step 3: Cross multiply
    4,290.99x = 6,432.09 × 2,904.46
  4. Step 4: Simplify right side
    4,290.99x = 18,681,748.12
  5. Step 5: Solve for x
    x = 18,681,748.12/4,290.99
  6. Step 6: Final answer
    x = 4,353.72

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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.