Home / 6,972.07-10,457.64-3,275.11

Finding the Fourth Proportional to 6,972.07, 10,457.64 and 3,275.11

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Solution

The fourth proportional to 6,972.07, 10,457.64 and 3,275.11 is: 4,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.07 : 10,457.64 = 3,275.11 : x
  2. Step 2: Convert to fraction form
    6,972.07/10,457.64 = 3,275.11/x
  3. Step 3: Cross multiply
    6,972.07x = 10,457.64 × 3,275.11
  4. Step 4: Simplify right side
    6,972.07x = 34,249,921.34
  5. Step 5: Solve for x
    x = 34,249,921.34/6,972.07
  6. Step 6: Final answer
    x = 4,912.45

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Similar ratio
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1.5x scale

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.