Home / 5,329.70-7,355.85-3,235.30

Finding the Fourth Proportional to 5,329.70, 7,355.85 and 3,235.30

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Solution

The fourth proportional to 5,329.70, 7,355.85 and 3,235.30 is: 4,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.70 : 7,355.85 = 3,235.30 : x
  2. Step 2: Convert to fraction form
    5,329.70/7,355.85 = 3,235.30/x
  3. Step 3: Cross multiply
    5,329.70x = 7,355.85 × 3,235.30
  4. Step 4: Simplify right side
    5,329.70x = 23,798,381.51
  5. Step 5: Solve for x
    x = 23,798,381.51/5,329.70
  6. Step 6: Final answer
    x = 4,465.24

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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.