Home / 1,532.80-2,297.52-608.08

Finding the Fourth Proportional to 1,532.80, 2,297.52 and 608.08

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Solution

The fourth proportional to 1,532.80, 2,297.52 and 608.08 is: 911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.80 : 2,297.52 = 608.08 : x
  2. Step 2: Convert to fraction form
    1,532.80/2,297.52 = 608.08/x
  3. Step 3: Cross multiply
    1,532.80x = 2,297.52 × 608.08
  4. Step 4: Simplify right side
    1,532.80x = 1,397,075.96
  5. Step 5: Solve for x
    x = 1,397,075.96/1,532.80
  6. Step 6: Final answer
    x = 911.45

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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.