Home / 10,877.40-16,283.70-6,492.60

Finding the Fourth Proportional to 10,877.40, 16,283.70 and 6,492.60

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Solution

The fourth proportional to 10,877.40, 16,283.70 and 6,492.60 is: 9,719.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.40 : 16,283.70 = 6,492.60 : x
  2. Step 2: Convert to fraction form
    10,877.40/16,283.70 = 6,492.60/x
  3. Step 3: Cross multiply
    10,877.40x = 16,283.70 × 6,492.60
  4. Step 4: Simplify right side
    10,877.40x = 105,723,550.62
  5. Step 5: Solve for x
    x = 105,723,550.62/10,877.40
  6. Step 6: Final answer
    x = 9,719.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.