Home / 7,867.88-10,856.77-4,510.54

Finding the Fourth Proportional to 7,867.88, 10,856.77 and 4,510.54

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Solution

The fourth proportional to 7,867.88, 10,856.77 and 4,510.54 is: 6,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.88 : 10,856.77 = 4,510.54 : x
  2. Step 2: Convert to fraction form
    7,867.88/10,856.77 = 4,510.54/x
  3. Step 3: Cross multiply
    7,867.88x = 10,856.77 × 4,510.54
  4. Step 4: Simplify right side
    7,867.88x = 48,969,895.36
  5. Step 5: Solve for x
    x = 48,969,895.36/7,867.88
  6. Step 6: Final answer
    x = 6,224.03

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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.