Home / 10,510.87-15,767.93-3,583.75

Finding the Fourth Proportional to 10,510.87, 15,767.93 and 3,583.75

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Solution

The fourth proportional to 10,510.87, 15,767.93 and 3,583.75 is: 5,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.87 : 15,767.93 = 3,583.75 : x
  2. Step 2: Convert to fraction form
    10,510.87/15,767.93 = 3,583.75/x
  3. Step 3: Cross multiply
    10,510.87x = 15,767.93 × 3,583.75
  4. Step 4: Simplify right side
    10,510.87x = 56,508,319.14
  5. Step 5: Solve for x
    x = 56,508,319.14/10,510.87
  6. Step 6: Final answer
    x = 5,376.18

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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.