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Finding the Fourth Proportional to 7,990.03, 11,014.71 and 5,592.58

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Solution

The fourth proportional to 7,990.03, 11,014.71 and 5,592.58 is: 7,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990.03 : 11,014.71 = 5,592.58 : x
  2. Step 2: Convert to fraction form
    7,990.03/11,014.71 = 5,592.58/x
  3. Step 3: Cross multiply
    7,990.03x = 11,014.71 × 5,592.58
  4. Step 4: Simplify right side
    7,990.03x = 61,600,707.49
  5. Step 5: Solve for x
    x = 61,600,707.49/7,990.03
  6. Step 6: Final answer
    x = 7,709.70

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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.