Home / 11,230.77-16,846.29-5,386.08

Finding the Fourth Proportional to 11,230.77, 16,846.29 and 5,386.08

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Solution

The fourth proportional to 11,230.77, 16,846.29 and 5,386.08 is: 8,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.77 : 16,846.29 = 5,386.08 : x
  2. Step 2: Convert to fraction form
    11,230.77/16,846.29 = 5,386.08/x
  3. Step 3: Cross multiply
    11,230.77x = 16,846.29 × 5,386.08
  4. Step 4: Simplify right side
    11,230.77x = 90,735,465.64
  5. Step 5: Solve for x
    x = 90,735,465.64/11,230.77
  6. Step 6: Final answer
    x = 8,079.18

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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.