Home / 7,430.34-11,146.81-2,500.01

Finding the Fourth Proportional to 7,430.34, 11,146.81 and 2,500.01

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Solution

The fourth proportional to 7,430.34, 11,146.81 and 2,500.01 is: 3,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.34 : 11,146.81 = 2,500.01 : x
  2. Step 2: Convert to fraction form
    7,430.34/11,146.81 = 2,500.01/x
  3. Step 3: Cross multiply
    7,430.34x = 11,146.81 × 2,500.01
  4. Step 4: Simplify right side
    7,430.34x = 27,867,136.47
  5. Step 5: Solve for x
    x = 27,867,136.47/7,430.34
  6. Step 6: Final answer
    x = 3,750.45

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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.