Home / 7,971.32-10,999.18-4,434.52

Finding the Fourth Proportional to 7,971.32, 10,999.18 and 4,434.52

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Solution

The fourth proportional to 7,971.32, 10,999.18 and 4,434.52 is: 6,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.32 : 10,999.18 = 4,434.52 : x
  2. Step 2: Convert to fraction form
    7,971.32/10,999.18 = 4,434.52/x
  3. Step 3: Cross multiply
    7,971.32x = 10,999.18 × 4,434.52
  4. Step 4: Simplify right side
    7,971.32x = 48,776,083.69
  5. Step 5: Solve for x
    x = 48,776,083.69/7,971.32
  6. Step 6: Final answer
    x = 6,118.95

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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.