Home / 7,867.04-10,856.50-4,723.22

Finding the Fourth Proportional to 7,867.04, 10,856.50 and 4,723.22

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Solution

The fourth proportional to 7,867.04, 10,856.50 and 4,723.22 is: 6,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.04 : 10,856.50 = 4,723.22 : x
  2. Step 2: Convert to fraction form
    7,867.04/10,856.50 = 4,723.22/x
  3. Step 3: Cross multiply
    7,867.04x = 10,856.50 × 4,723.22
  4. Step 4: Simplify right side
    7,867.04x = 51,277,637.93
  5. Step 5: Solve for x
    x = 51,277,637.93/7,867.04
  6. Step 6: Final answer
    x = 6,518.03

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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.