Home / 10,267.32-15,405.66-4,999.44

Finding the Fourth Proportional to 10,267.32, 15,405.66 and 4,999.44

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Solution

The fourth proportional to 10,267.32, 15,405.66 and 4,999.44 is: 7,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.32 : 15,405.66 = 4,999.44 : x
  2. Step 2: Convert to fraction form
    10,267.32/15,405.66 = 4,999.44/x
  3. Step 3: Cross multiply
    10,267.32x = 15,405.66 × 4,999.44
  4. Step 4: Simplify right side
    10,267.32x = 77,019,672.83
  5. Step 5: Solve for x
    x = 77,019,672.83/10,267.32
  6. Step 6: Final answer
    x = 7,501.44

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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.