Home / 7,730.02-10,667.42-4,372.76

Finding the Fourth Proportional to 7,730.02, 10,667.42 and 4,372.76

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Solution

The fourth proportional to 7,730.02, 10,667.42 and 4,372.76 is: 6,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.02 : 10,667.42 = 4,372.76 : x
  2. Step 2: Convert to fraction form
    7,730.02/10,667.42 = 4,372.76/x
  3. Step 3: Cross multiply
    7,730.02x = 10,667.42 × 4,372.76
  4. Step 4: Simplify right side
    7,730.02x = 46,646,063.28
  5. Step 5: Solve for x
    x = 46,646,063.28/7,730.02
  6. Step 6: Final answer
    x = 6,034.41

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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.