Home / 10,298.45-14,214.40-6,766.44

Finding the Fourth Proportional to 10,298.45, 14,214.40 and 6,766.44

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Solution

The fourth proportional to 10,298.45, 14,214.40 and 6,766.44 is: 9,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.45 : 14,214.40 = 6,766.44 : x
  2. Step 2: Convert to fraction form
    10,298.45/14,214.40 = 6,766.44/x
  3. Step 3: Cross multiply
    10,298.45x = 14,214.40 × 6,766.44
  4. Step 4: Simplify right side
    10,298.45x = 96,180,867.82
  5. Step 5: Solve for x
    x = 96,180,867.82/10,298.45
  6. Step 6: Final answer
    x = 9,339.36

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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.