Home / 11,025.60-16,547.20-4,102.08

Finding the Fourth Proportional to 11,025.60, 16,547.20 and 4,102.08

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Solution

The fourth proportional to 11,025.60, 16,547.20 and 4,102.08 is: 6,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.60 : 16,547.20 = 4,102.08 : x
  2. Step 2: Convert to fraction form
    11,025.60/16,547.20 = 4,102.08/x
  3. Step 3: Cross multiply
    11,025.60x = 16,547.20 × 4,102.08
  4. Step 4: Simplify right side
    11,025.60x = 67,877,938.18
  5. Step 5: Solve for x
    x = 67,877,938.18/11,025.60
  6. Step 6: Final answer
    x = 6,156.39

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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.