Home / 10,494.90-14,479.26-6,718.68

Finding the Fourth Proportional to 10,494.90, 14,479.26 and 6,718.68

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Solution

The fourth proportional to 10,494.90, 14,479.26 and 6,718.68 is: 9,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.90 : 14,479.26 = 6,718.68 : x
  2. Step 2: Convert to fraction form
    10,494.90/14,479.26 = 6,718.68/x
  3. Step 3: Cross multiply
    10,494.90x = 14,479.26 × 6,718.68
  4. Step 4: Simplify right side
    10,494.90x = 97,281,514.58
  5. Step 5: Solve for x
    x = 97,281,514.58/10,494.90
  6. Step 6: Final answer
    x = 9,269.41

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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.