Home / 5,535.84-7,639.46-3,767.45

Finding the Fourth Proportional to 5,535.84, 7,639.46 and 3,767.45

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Solution

The fourth proportional to 5,535.84, 7,639.46 and 3,767.45 is: 5,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.84 : 7,639.46 = 3,767.45 : x
  2. Step 2: Convert to fraction form
    5,535.84/7,639.46 = 3,767.45/x
  3. Step 3: Cross multiply
    5,535.84x = 7,639.46 × 3,767.45
  4. Step 4: Simplify right side
    5,535.84x = 28,781,294.09
  5. Step 5: Solve for x
    x = 28,781,294.09/5,535.84
  6. Step 6: Final answer
    x = 5,199.08

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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.