Home / 11,160-16,730.46-4,582.08

Finding the Fourth Proportional to 11,160, 16,730.46 and 4,582.08

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Solution

The fourth proportional to 11,160, 16,730.46 and 4,582.08 is: 6,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160 : 16,730.46 = 4,582.08 : x
  2. Step 2: Convert to fraction form
    11,160/16,730.46 = 4,582.08/x
  3. Step 3: Cross multiply
    11,160x = 16,730.46 × 4,582.08
  4. Step 4: Simplify right side
    11,160x = 76,660,306.16
  5. Step 5: Solve for x
    x = 76,660,306.16/11,160
  6. Step 6: Final answer
    x = 6,869.20

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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.