Home / 7,734.21-10,667.93-4,938.45

Finding the Fourth Proportional to 7,734.21, 10,667.93 and 4,938.45

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Solution

The fourth proportional to 7,734.21, 10,667.93 and 4,938.45 is: 6,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.21 : 10,667.93 = 4,938.45 : x
  2. Step 2: Convert to fraction form
    7,734.21/10,667.93 = 4,938.45/x
  3. Step 3: Cross multiply
    7,734.21x = 10,667.93 × 4,938.45
  4. Step 4: Simplify right side
    7,734.21x = 52,683,014.22
  5. Step 5: Solve for x
    x = 52,683,014.22/7,734.21
  6. Step 6: Final answer
    x = 6,811.69

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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.