Home / 3,534.80-5,302.20-1,482.32

Finding the Fourth Proportional to 3,534.80, 5,302.20 and 1,482.32

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Solution

The fourth proportional to 3,534.80, 5,302.20 and 1,482.32 is: 2,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.80 : 5,302.20 = 1,482.32 : x
  2. Step 2: Convert to fraction form
    3,534.80/5,302.20 = 1,482.32/x
  3. Step 3: Cross multiply
    3,534.80x = 5,302.20 × 1,482.32
  4. Step 4: Simplify right side
    3,534.80x = 7,859,557.10
  5. Step 5: Solve for x
    x = 7,859,557.10/3,534.80
  6. Step 6: Final answer
    x = 2,223.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.