Home / 10,298.88-14,219.28-6,108.48

Finding the Fourth Proportional to 10,298.88, 14,219.28 and 6,108.48

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Solution

The fourth proportional to 10,298.88, 14,219.28 and 6,108.48 is: 8,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.88 : 14,219.28 = 6,108.48 : x
  2. Step 2: Convert to fraction form
    10,298.88/14,219.28 = 6,108.48/x
  3. Step 3: Cross multiply
    10,298.88x = 14,219.28 × 6,108.48
  4. Step 4: Simplify right side
    10,298.88x = 86,858,187.49
  5. Step 5: Solve for x
    x = 86,858,187.49/10,298.88
  6. Step 6: Final answer
    x = 8,433.75

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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.