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Finding the Fourth Proportional to 4,907.11, 7,352.51 and 2,955.31

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Solution

The fourth proportional to 4,907.11, 7,352.51 and 2,955.31 is: 4,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.11 : 7,352.51 = 2,955.31 : x
  2. Step 2: Convert to fraction form
    4,907.11/7,352.51 = 2,955.31/x
  3. Step 3: Cross multiply
    4,907.11x = 7,352.51 × 2,955.31
  4. Step 4: Simplify right side
    4,907.11x = 21,728,931.55
  5. Step 5: Solve for x
    x = 21,728,931.55/4,907.11
  6. Step 6: Final answer
    x = 4,428.05

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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.