Home / 11,265.30-16,884.45-4,688.10

Finding the Fourth Proportional to 11,265.30, 16,884.45 and 4,688.10

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Solution

The fourth proportional to 11,265.30, 16,884.45 and 4,688.10 is: 7,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.30 : 16,884.45 = 4,688.10 : x
  2. Step 2: Convert to fraction form
    11,265.30/16,884.45 = 4,688.10/x
  3. Step 3: Cross multiply
    11,265.30x = 16,884.45 × 4,688.10
  4. Step 4: Simplify right side
    11,265.30x = 79,155,990.05
  5. Step 5: Solve for x
    x = 79,155,990.05/11,265.30
  6. Step 6: Final answer
    x = 7,026.53

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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.