Home / 4,421.78-6,102.08-2,432.30

Finding the Fourth Proportional to 4,421.78, 6,102.08 and 2,432.30

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Solution

The fourth proportional to 4,421.78, 6,102.08 and 2,432.30 is: 3,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.78 : 6,102.08 = 2,432.30 : x
  2. Step 2: Convert to fraction form
    4,421.78/6,102.08 = 2,432.30/x
  3. Step 3: Cross multiply
    4,421.78x = 6,102.08 × 2,432.30
  4. Step 4: Simplify right side
    4,421.78x = 14,842,089.18
  5. Step 5: Solve for x
    x = 14,842,089.18/4,421.78
  6. Step 6: Final answer
    x = 3,356.59

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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.