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Finding the Fourth Proportional to 2,410.95, 3,616.07 and 656.06

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Solution

The fourth proportional to 2,410.95, 3,616.07 and 656.06 is: 983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.95 : 3,616.07 = 656.06 : x
  2. Step 2: Convert to fraction form
    2,410.95/3,616.07 = 656.06/x
  3. Step 3: Cross multiply
    2,410.95x = 3,616.07 × 656.06
  4. Step 4: Simplify right side
    2,410.95x = 2,372,358.88
  5. Step 5: Solve for x
    x = 2,372,358.88/2,410.95
  6. Step 6: Final answer
    x = 983.99

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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.