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Finding the Fourth Proportional to 1,775.04, 2,660.12 and 907.54

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Solution

The fourth proportional to 1,775.04, 2,660.12 and 907.54 is: 1,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.04 : 2,660.12 = 907.54 : x
  2. Step 2: Convert to fraction form
    1,775.04/2,660.12 = 907.54/x
  3. Step 3: Cross multiply
    1,775.04x = 2,660.12 × 907.54
  4. Step 4: Simplify right side
    1,775.04x = 2,414,165.30
  5. Step 5: Solve for x
    x = 2,414,165.30/1,775.04
  6. Step 6: Final answer
    x = 1,360.06

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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.