Home / 9,212.42-12,718.95-6,529.33

Finding the Fourth Proportional to 9,212.42, 12,718.95 and 6,529.33

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Solution

The fourth proportional to 9,212.42, 12,718.95 and 6,529.33 is: 9,014.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.42 : 12,718.95 = 6,529.33 : x
  2. Step 2: Convert to fraction form
    9,212.42/12,718.95 = 6,529.33/x
  3. Step 3: Cross multiply
    9,212.42x = 12,718.95 × 6,529.33
  4. Step 4: Simplify right side
    9,212.42x = 83,046,190.01
  5. Step 5: Solve for x
    x = 83,046,190.01/9,212.42
  6. Step 6: Final answer
    x = 9,014.59

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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.