Home / 2,330.02-3,215.42-1,282.08

Finding the Fourth Proportional to 2,330.02, 3,215.42 and 1,282.08

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Solution

The fourth proportional to 2,330.02, 3,215.42 and 1,282.08 is: 1,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.02 : 3,215.42 = 1,282.08 : x
  2. Step 2: Convert to fraction form
    2,330.02/3,215.42 = 1,282.08/x
  3. Step 3: Cross multiply
    2,330.02x = 3,215.42 × 1,282.08
  4. Step 4: Simplify right side
    2,330.02x = 4,122,421.65
  5. Step 5: Solve for x
    x = 4,122,421.65/2,330.02
  6. Step 6: Final answer
    x = 1,769.27

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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.