Home / 8,101.32-11,180.16-4,744.08

Finding the Fourth Proportional to 8,101.32, 11,180.16 and 4,744.08

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Solution

The fourth proportional to 8,101.32, 11,180.16 and 4,744.08 is: 6,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.32 : 11,180.16 = 4,744.08 : x
  2. Step 2: Convert to fraction form
    8,101.32/11,180.16 = 4,744.08/x
  3. Step 3: Cross multiply
    8,101.32x = 11,180.16 × 4,744.08
  4. Step 4: Simplify right side
    8,101.32x = 53,039,573.45
  5. Step 5: Solve for x
    x = 53,039,573.45/8,101.32
  6. Step 6: Final answer
    x = 6,547.03

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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.