Home / 10,886.76-16,336.26-4,646.18

Finding the Fourth Proportional to 10,886.76, 16,336.26 and 4,646.18

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Solution

The fourth proportional to 10,886.76, 16,336.26 and 4,646.18 is: 6,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.76 : 16,336.26 = 4,646.18 : x
  2. Step 2: Convert to fraction form
    10,886.76/16,336.26 = 4,646.18/x
  3. Step 3: Cross multiply
    10,886.76x = 16,336.26 × 4,646.18
  4. Step 4: Simplify right side
    10,886.76x = 75,901,122.81
  5. Step 5: Solve for x
    x = 75,901,122.81/10,886.76
  6. Step 6: Final answer
    x = 6,971.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.