Home / 4,908.14-7,362.18-1,621.50

Finding the Fourth Proportional to 4,908.14, 7,362.18 and 1,621.50

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Solution

The fourth proportional to 4,908.14, 7,362.18 and 1,621.50 is: 2,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.14 : 7,362.18 = 1,621.50 : x
  2. Step 2: Convert to fraction form
    4,908.14/7,362.18 = 1,621.50/x
  3. Step 3: Cross multiply
    4,908.14x = 7,362.18 × 1,621.50
  4. Step 4: Simplify right side
    4,908.14x = 11,937,774.87
  5. Step 5: Solve for x
    x = 11,937,774.87/4,908.14
  6. Step 6: Final answer
    x = 2,432.24

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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.