Home / 8,195.64-11,313.84-5,547.34

Finding the Fourth Proportional to 8,195.64, 11,313.84 and 5,547.34

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Solution

The fourth proportional to 8,195.64, 11,313.84 and 5,547.34 is: 7,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.64 : 11,313.84 = 5,547.34 : x
  2. Step 2: Convert to fraction form
    8,195.64/11,313.84 = 5,547.34/x
  3. Step 3: Cross multiply
    8,195.64x = 11,313.84 × 5,547.34
  4. Step 4: Simplify right side
    8,195.64x = 62,761,717.19
  5. Step 5: Solve for x
    x = 62,761,717.19/8,195.64
  6. Step 6: Final answer
    x = 7,657.94

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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.