Home / 7,730.49-10,667.10-4,327.41

Finding the Fourth Proportional to 7,730.49, 10,667.10 and 4,327.41

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Solution

The fourth proportional to 7,730.49, 10,667.10 and 4,327.41 is: 5,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.49 : 10,667.10 = 4,327.41 : x
  2. Step 2: Convert to fraction form
    7,730.49/10,667.10 = 4,327.41/x
  3. Step 3: Cross multiply
    7,730.49x = 10,667.10 × 4,327.41
  4. Step 4: Simplify right side
    7,730.49x = 46,160,915.21
  5. Step 5: Solve for x
    x = 46,160,915.21/7,730.49
  6. Step 6: Final answer
    x = 5,971.28

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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.