Home / 1,350.04-1,860.30-930.52

Finding the Fourth Proportional to 1,350.04, 1,860.30 and 930.52

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Solution

The fourth proportional to 1,350.04, 1,860.30 and 930.52 is: 1,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.04 : 1,860.30 = 930.52 : x
  2. Step 2: Convert to fraction form
    1,350.04/1,860.30 = 930.52/x
  3. Step 3: Cross multiply
    1,350.04x = 1,860.30 × 930.52
  4. Step 4: Simplify right side
    1,350.04x = 1,731,046.36
  5. Step 5: Solve for x
    x = 1,731,046.36/1,350.04
  6. Step 6: Final answer
    x = 1,282.22

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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.