Home / 7,381.32-11,070.01-5,040.93

Finding the Fourth Proportional to 7,381.32, 11,070.01 and 5,040.93

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Solution

The fourth proportional to 7,381.32, 11,070.01 and 5,040.93 is: 7,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.32 : 11,070.01 = 5,040.93 : x
  2. Step 2: Convert to fraction form
    7,381.32/11,070.01 = 5,040.93/x
  3. Step 3: Cross multiply
    7,381.32x = 11,070.01 × 5,040.93
  4. Step 4: Simplify right side
    7,381.32x = 55,803,120.30
  5. Step 5: Solve for x
    x = 55,803,120.30/7,381.32
  6. Step 6: Final answer
    x = 7,560.05

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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.