Home / 10,901.22-16,349.40-4,328.88

Finding the Fourth Proportional to 10,901.22, 16,349.40 and 4,328.88

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Solution

The fourth proportional to 10,901.22, 16,349.40 and 4,328.88 is: 6,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.22 : 16,349.40 = 4,328.88 : x
  2. Step 2: Convert to fraction form
    10,901.22/16,349.40 = 4,328.88/x
  3. Step 3: Cross multiply
    10,901.22x = 16,349.40 × 4,328.88
  4. Step 4: Simplify right side
    10,901.22x = 70,774,590.67
  5. Step 5: Solve for x
    x = 70,774,590.67/10,901.22
  6. Step 6: Final answer
    x = 6,492.36

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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.