Home / 7,730.06-10,669.01-4,372.88

Finding the Fourth Proportional to 7,730.06, 10,669.01 and 4,372.88

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Solution

The fourth proportional to 7,730.06, 10,669.01 and 4,372.88 is: 6,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.06 : 10,669.01 = 4,372.88 : x
  2. Step 2: Convert to fraction form
    7,730.06/10,669.01 = 4,372.88/x
  3. Step 3: Cross multiply
    7,730.06x = 10,669.01 × 4,372.88
  4. Step 4: Simplify right side
    7,730.06x = 46,654,225.24
  5. Step 5: Solve for x
    x = 46,654,225.24/7,730.06
  6. Step 6: Final answer
    x = 6,035.43

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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.