Home / 7,990.84-11,026.80-4,588.24

Finding the Fourth Proportional to 7,990.84, 11,026.80 and 4,588.24

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Solution

The fourth proportional to 7,990.84, 11,026.80 and 4,588.24 is: 6,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990.84 : 11,026.80 = 4,588.24 : x
  2. Step 2: Convert to fraction form
    7,990.84/11,026.80 = 4,588.24/x
  3. Step 3: Cross multiply
    7,990.84x = 11,026.80 × 4,588.24
  4. Step 4: Simplify right side
    7,990.84x = 50,593,604.83
  5. Step 5: Solve for x
    x = 50,593,604.83/7,990.84
  6. Step 6: Final answer
    x = 6,331.45

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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.