Home / 7,981.02-11,013.80-4,444.46

Finding the Fourth Proportional to 7,981.02, 11,013.80 and 4,444.46

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Solution

The fourth proportional to 7,981.02, 11,013.80 and 4,444.46 is: 6,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.02 : 11,013.80 = 4,444.46 : x
  2. Step 2: Convert to fraction form
    7,981.02/11,013.80 = 4,444.46/x
  3. Step 3: Cross multiply
    7,981.02x = 11,013.80 × 4,444.46
  4. Step 4: Simplify right side
    7,981.02x = 48,950,338.48
  5. Step 5: Solve for x
    x = 48,950,338.48/7,981.02
  6. Step 6: Final answer
    x = 6,133.34

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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.