Home / 9,639.20-14,472.11-6,670.35

Finding the Fourth Proportional to 9,639.20, 14,472.11 and 6,670.35

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Solution

The fourth proportional to 9,639.20, 14,472.11 and 6,670.35 is: 10,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.20 : 14,472.11 = 6,670.35 : x
  2. Step 2: Convert to fraction form
    9,639.20/14,472.11 = 6,670.35/x
  3. Step 3: Cross multiply
    9,639.20x = 14,472.11 × 6,670.35
  4. Step 4: Simplify right side
    9,639.20x = 96,534,005.59
  5. Step 5: Solve for x
    x = 96,534,005.59/9,639.20
  6. Step 6: Final answer
    x = 10,014.74

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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.