Home / 10,491.32-14,484.14-6,514.60

Finding the Fourth Proportional to 10,491.32, 14,484.14 and 6,514.60

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Solution

The fourth proportional to 10,491.32, 14,484.14 and 6,514.60 is: 8,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.32 : 14,484.14 = 6,514.60 : x
  2. Step 2: Convert to fraction form
    10,491.32/14,484.14 = 6,514.60/x
  3. Step 3: Cross multiply
    10,491.32x = 14,484.14 × 6,514.60
  4. Step 4: Simplify right side
    10,491.32x = 94,358,378.44
  5. Step 5: Solve for x
    x = 94,358,378.44/10,491.32
  6. Step 6: Final answer
    x = 8,993.95

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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.