Home / 9,280.58-12,806.91-6,632.42

Finding the Fourth Proportional to 9,280.58, 12,806.91 and 6,632.42

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Solution

The fourth proportional to 9,280.58, 12,806.91 and 6,632.42 is: 9,152.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.58 : 12,806.91 = 6,632.42 : x
  2. Step 2: Convert to fraction form
    9,280.58/12,806.91 = 6,632.42/x
  3. Step 3: Cross multiply
    9,280.58x = 12,806.91 × 6,632.42
  4. Step 4: Simplify right side
    9,280.58x = 84,940,741.99
  5. Step 5: Solve for x
    x = 84,940,741.99/9,280.58
  6. Step 6: Final answer
    x = 9,152.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.