Home / 10,212.08-14,101.02-6,441.32

Finding the Fourth Proportional to 10,212.08, 14,101.02 and 6,441.32

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Solution

The fourth proportional to 10,212.08, 14,101.02 and 6,441.32 is: 8,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.08 : 14,101.02 = 6,441.32 : x
  2. Step 2: Convert to fraction form
    10,212.08/14,101.02 = 6,441.32/x
  3. Step 3: Cross multiply
    10,212.08x = 14,101.02 × 6,441.32
  4. Step 4: Simplify right side
    10,212.08x = 90,829,182.15
  5. Step 5: Solve for x
    x = 90,829,182.15/10,212.08
  6. Step 6: Final answer
    x = 8,894.29

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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.