Home / 7,238.32-10,911.74-6,756.10

Finding the Fourth Proportional to 7,238.32, 10,911.74 and 6,756.10

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Solution

The fourth proportional to 7,238.32, 10,911.74 and 6,756.10 is: 10,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.32 : 10,911.74 = 6,756.10 : x
  2. Step 2: Convert to fraction form
    7,238.32/10,911.74 = 6,756.10/x
  3. Step 3: Cross multiply
    7,238.32x = 10,911.74 × 6,756.10
  4. Step 4: Simplify right side
    7,238.32x = 73,720,806.61
  5. Step 5: Solve for x
    x = 73,720,806.61/7,238.32
  6. Step 6: Final answer
    x = 10,184.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.