Home / 8,207.13-12,246.64-7,323.55

Finding the Fourth Proportional to 8,207.13, 12,246.64 and 7,323.55

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Solution

The fourth proportional to 8,207.13, 12,246.64 and 7,323.55 is: 10,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.13 : 12,246.64 = 7,323.55 : x
  2. Step 2: Convert to fraction form
    8,207.13/12,246.64 = 7,323.55/x
  3. Step 3: Cross multiply
    8,207.13x = 12,246.64 × 7,323.55
  4. Step 4: Simplify right side
    8,207.13x = 89,688,880.37
  5. Step 5: Solve for x
    x = 89,688,880.37/8,207.13
  6. Step 6: Final answer
    x = 10,928.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.