Home / 11,370.34-15,688.98-6,334.43

Finding the Fourth Proportional to 11,370.34, 15,688.98 and 6,334.43

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Solution

The fourth proportional to 11,370.34, 15,688.98 and 6,334.43 is: 8,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.34 : 15,688.98 = 6,334.43 : x
  2. Step 2: Convert to fraction form
    11,370.34/15,688.98 = 6,334.43/x
  3. Step 3: Cross multiply
    11,370.34x = 15,688.98 × 6,334.43
  4. Step 4: Simplify right side
    11,370.34x = 99,380,784.80
  5. Step 5: Solve for x
    x = 99,380,784.80/11,370.34
  6. Step 6: Final answer
    x = 8,740.35

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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.