Home / 10,398.93-14,356.88-6,768.44

Finding the Fourth Proportional to 10,398.93, 14,356.88 and 6,768.44

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Solution

The fourth proportional to 10,398.93, 14,356.88 and 6,768.44 is: 9,344.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.93 : 14,356.88 = 6,768.44 : x
  2. Step 2: Convert to fraction form
    10,398.93/14,356.88 = 6,768.44/x
  3. Step 3: Cross multiply
    10,398.93x = 14,356.88 × 6,768.44
  4. Step 4: Simplify right side
    10,398.93x = 97,173,654.46
  5. Step 5: Solve for x
    x = 97,173,654.46/10,398.93
  6. Step 6: Final answer
    x = 9,344.59

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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.