Home / 10,808.34-14,915.70-6,334.74

Finding the Fourth Proportional to 10,808.34, 14,915.70 and 6,334.74

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Solution

The fourth proportional to 10,808.34, 14,915.70 and 6,334.74 is: 8,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.34 : 14,915.70 = 6,334.74 : x
  2. Step 2: Convert to fraction form
    10,808.34/14,915.70 = 6,334.74/x
  3. Step 3: Cross multiply
    10,808.34x = 14,915.70 × 6,334.74
  4. Step 4: Simplify right side
    10,808.34x = 94,487,081.42
  5. Step 5: Solve for x
    x = 94,487,081.42/10,808.34
  6. Step 6: Final answer
    x = 8,742.05

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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.