Home / 7,276.75-10,915.40-2,346.01

Finding the Fourth Proportional to 7,276.75, 10,915.40 and 2,346.01

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Solution

The fourth proportional to 7,276.75, 10,915.40 and 2,346.01 is: 3,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.75 : 10,915.40 = 2,346.01 : x
  2. Step 2: Convert to fraction form
    7,276.75/10,915.40 = 2,346.01/x
  3. Step 3: Cross multiply
    7,276.75x = 10,915.40 × 2,346.01
  4. Step 4: Simplify right side
    7,276.75x = 25,607,637.55
  5. Step 5: Solve for x
    x = 25,607,637.55/7,276.75
  6. Step 6: Final answer
    x = 3,519.10

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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.