Home / 7,069.17-10,603.89-1,875.09

Finding the Fourth Proportional to 7,069.17, 10,603.89 and 1,875.09

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Solution

The fourth proportional to 7,069.17, 10,603.89 and 1,875.09 is: 2,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.17 : 10,603.89 = 1,875.09 : x
  2. Step 2: Convert to fraction form
    7,069.17/10,603.89 = 1,875.09/x
  3. Step 3: Cross multiply
    7,069.17x = 10,603.89 × 1,875.09
  4. Step 4: Simplify right side
    7,069.17x = 19,883,248.10
  5. Step 5: Solve for x
    x = 19,883,248.10/7,069.17
  6. Step 6: Final answer
    x = 2,812.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.