Home / 11,035.36-15,228.84-6,320.08

Finding the Fourth Proportional to 11,035.36, 15,228.84 and 6,320.08

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Solution

The fourth proportional to 11,035.36, 15,228.84 and 6,320.08 is: 8,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.36 : 15,228.84 = 6,320.08 : x
  2. Step 2: Convert to fraction form
    11,035.36/15,228.84 = 6,320.08/x
  3. Step 3: Cross multiply
    11,035.36x = 15,228.84 × 6,320.08
  4. Step 4: Simplify right side
    11,035.36x = 96,247,487.11
  5. Step 5: Solve for x
    x = 96,247,487.11/11,035.36
  6. Step 6: Final answer
    x = 8,721.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.