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Finding the Fourth Proportional to 7,907.53, 10,913.52 and 4,924.30

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Solution

The fourth proportional to 7,907.53, 10,913.52 and 4,924.30 is: 6,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.53 : 10,913.52 = 4,924.30 : x
  2. Step 2: Convert to fraction form
    7,907.53/10,913.52 = 4,924.30/x
  3. Step 3: Cross multiply
    7,907.53x = 10,913.52 × 4,924.30
  4. Step 4: Simplify right side
    7,907.53x = 53,741,446.54
  5. Step 5: Solve for x
    x = 53,741,446.54/7,907.53
  6. Step 6: Final answer
    x = 6,796.24

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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.