Home / 1,467.24-2,025.18-907.80

Finding the Fourth Proportional to 1,467.24, 2,025.18 and 907.80

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Solution

The fourth proportional to 1,467.24, 2,025.18 and 907.80 is: 1,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.24 : 2,025.18 = 907.80 : x
  2. Step 2: Convert to fraction form
    1,467.24/2,025.18 = 907.80/x
  3. Step 3: Cross multiply
    1,467.24x = 2,025.18 × 907.80
  4. Step 4: Simplify right side
    1,467.24x = 1,838,458.40
  5. Step 5: Solve for x
    x = 1,838,458.40/1,467.24
  6. Step 6: Final answer
    x = 1,253.00

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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.