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Finding the Fourth Proportional to 2,907.04, 4,359.12 and 958.24

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Solution

The fourth proportional to 2,907.04, 4,359.12 and 958.24 is: 1,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.04 : 4,359.12 = 958.24 : x
  2. Step 2: Convert to fraction form
    2,907.04/4,359.12 = 958.24/x
  3. Step 3: Cross multiply
    2,907.04x = 4,359.12 × 958.24
  4. Step 4: Simplify right side
    2,907.04x = 4,177,083.15
  5. Step 5: Solve for x
    x = 4,177,083.15/2,907.04
  6. Step 6: Final answer
    x = 1,436.89

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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.