Home / 10,404.50-14,358.47-6,316.35

Finding the Fourth Proportional to 10,404.50, 14,358.47 and 6,316.35

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Solution

The fourth proportional to 10,404.50, 14,358.47 and 6,316.35 is: 8,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.50 : 14,358.47 = 6,316.35 : x
  2. Step 2: Convert to fraction form
    10,404.50/14,358.47 = 6,316.35/x
  3. Step 3: Cross multiply
    10,404.50x = 14,358.47 × 6,316.35
  4. Step 4: Simplify right side
    10,404.50x = 90,693,121.98
  5. Step 5: Solve for x
    x = 90,693,121.98/10,404.50
  6. Step 6: Final answer
    x = 8,716.72

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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.