Home / 7,867.75-10,856.35-4,464.23

Finding the Fourth Proportional to 7,867.75, 10,856.35 and 4,464.23

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Solution

The fourth proportional to 7,867.75, 10,856.35 and 4,464.23 is: 6,159.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.75 : 10,856.35 = 4,464.23 : x
  2. Step 2: Convert to fraction form
    7,867.75/10,856.35 = 4,464.23/x
  3. Step 3: Cross multiply
    7,867.75x = 10,856.35 × 4,464.23
  4. Step 4: Simplify right side
    7,867.75x = 48,465,262.93
  5. Step 5: Solve for x
    x = 48,465,262.93/7,867.75
  6. Step 6: Final answer
    x = 6,159.99

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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.