Home / 5,098.84-7,643.08-3,455.55

Finding the Fourth Proportional to 5,098.84, 7,643.08 and 3,455.55

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Solution

The fourth proportional to 5,098.84, 7,643.08 and 3,455.55 is: 5,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.84 : 7,643.08 = 3,455.55 : x
  2. Step 2: Convert to fraction form
    5,098.84/7,643.08 = 3,455.55/x
  3. Step 3: Cross multiply
    5,098.84x = 7,643.08 × 3,455.55
  4. Step 4: Simplify right side
    5,098.84x = 26,411,045.09
  5. Step 5: Solve for x
    x = 26,411,045.09/5,098.84
  6. Step 6: Final answer
    x = 5,179.81

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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.