Home / 10,808.79-16,215.35-4,568.77

Finding the Fourth Proportional to 10,808.79, 16,215.35 and 4,568.77

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Solution

The fourth proportional to 10,808.79, 16,215.35 and 4,568.77 is: 6,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.79 : 16,215.35 = 4,568.77 : x
  2. Step 2: Convert to fraction form
    10,808.79/16,215.35 = 4,568.77/x
  3. Step 3: Cross multiply
    10,808.79x = 16,215.35 × 4,568.77
  4. Step 4: Simplify right side
    10,808.79x = 74,084,204.62
  5. Step 5: Solve for x
    x = 74,084,204.62/10,808.79
  6. Step 6: Final answer
    x = 6,854.07

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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.