Home / 8,378.16-11,561.88-4,600.73

Finding the Fourth Proportional to 8,378.16, 11,561.88 and 4,600.73

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Solution

The fourth proportional to 8,378.16, 11,561.88 and 4,600.73 is: 6,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378.16 : 11,561.88 = 4,600.73 : x
  2. Step 2: Convert to fraction form
    8,378.16/11,561.88 = 4,600.73/x
  3. Step 3: Cross multiply
    8,378.16x = 11,561.88 × 4,600.73
  4. Step 4: Simplify right side
    8,378.16x = 53,193,030.36
  5. Step 5: Solve for x
    x = 53,193,030.36/8,378.16
  6. Step 6: Final answer
    x = 6,349.01

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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.