Home / 9,028.49-12,459.08-4,995.47

Finding the Fourth Proportional to 9,028.49, 12,459.08 and 4,995.47

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Solution

The fourth proportional to 9,028.49, 12,459.08 and 4,995.47 is: 6,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.49 : 12,459.08 = 4,995.47 : x
  2. Step 2: Convert to fraction form
    9,028.49/12,459.08 = 4,995.47/x
  3. Step 3: Cross multiply
    9,028.49x = 12,459.08 × 4,995.47
  4. Step 4: Simplify right side
    9,028.49x = 62,238,910.56
  5. Step 5: Solve for x
    x = 62,238,910.56/9,028.49
  6. Step 6: Final answer
    x = 6,893.62

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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.