Home / 7,707.22-10,646.85-6,133.30

Finding the Fourth Proportional to 7,707.22, 10,646.85 and 6,133.30

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Solution

The fourth proportional to 7,707.22, 10,646.85 and 6,133.30 is: 8,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707.22 : 10,646.85 = 6,133.30 : x
  2. Step 2: Convert to fraction form
    7,707.22/10,646.85 = 6,133.30/x
  3. Step 3: Cross multiply
    7,707.22x = 10,646.85 × 6,133.30
  4. Step 4: Simplify right side
    7,707.22x = 65,300,325.11
  5. Step 5: Solve for x
    x = 65,300,325.11/7,707.22
  6. Step 6: Final answer
    x = 8,472.62

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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.