Home / 5,235.71-7,220.95-3,554.35

Finding the Fourth Proportional to 5,235.71, 7,220.95 and 3,554.35

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Solution

The fourth proportional to 5,235.71, 7,220.95 and 3,554.35 is: 4,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.71 : 7,220.95 = 3,554.35 : x
  2. Step 2: Convert to fraction form
    5,235.71/7,220.95 = 3,554.35/x
  3. Step 3: Cross multiply
    5,235.71x = 7,220.95 × 3,554.35
  4. Step 4: Simplify right side
    5,235.71x = 25,665,756.69
  5. Step 5: Solve for x
    x = 25,665,756.69/5,235.71
  6. Step 6: Final answer
    x = 4,902.06

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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.