Home / 10,886.08-15,022.65-6,410.02

Finding the Fourth Proportional to 10,886.08, 15,022.65 and 6,410.02

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Solution

The fourth proportional to 10,886.08, 15,022.65 and 6,410.02 is: 8,845.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.08 : 15,022.65 = 6,410.02 : x
  2. Step 2: Convert to fraction form
    10,886.08/15,022.65 = 6,410.02/x
  3. Step 3: Cross multiply
    10,886.08x = 15,022.65 × 6,410.02
  4. Step 4: Simplify right side
    10,886.08x = 96,295,486.95
  5. Step 5: Solve for x
    x = 96,295,486.95/10,886.08
  6. Step 6: Final answer
    x = 8,845.74

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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.