Home / 7,539.62-10,410.89-4,891.55

Finding the Fourth Proportional to 7,539.62, 10,410.89 and 4,891.55

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Solution

The fourth proportional to 7,539.62, 10,410.89 and 4,891.55 is: 6,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.62 : 10,410.89 = 4,891.55 : x
  2. Step 2: Convert to fraction form
    7,539.62/10,410.89 = 4,891.55/x
  3. Step 3: Cross multiply
    7,539.62x = 10,410.89 × 4,891.55
  4. Step 4: Simplify right side
    7,539.62x = 50,925,312.47
  5. Step 5: Solve for x
    x = 50,925,312.47/7,539.62
  6. Step 6: Final answer
    x = 6,754.37

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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.