Home / 5,329.79-7,351.29-3,558.32

Finding the Fourth Proportional to 5,329.79, 7,351.29 and 3,558.32

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Solution

The fourth proportional to 5,329.79, 7,351.29 and 3,558.32 is: 4,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.79 : 7,351.29 = 3,558.32 : x
  2. Step 2: Convert to fraction form
    5,329.79/7,351.29 = 3,558.32/x
  3. Step 3: Cross multiply
    5,329.79x = 7,351.29 × 3,558.32
  4. Step 4: Simplify right side
    5,329.79x = 26,158,205.48
  5. Step 5: Solve for x
    x = 26,158,205.48/5,329.79
  6. Step 6: Final answer
    x = 4,907.93

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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.