Home / 10,190.35-14,065.67-6,654.11

Finding the Fourth Proportional to 10,190.35, 14,065.67 and 6,654.11

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Solution

The fourth proportional to 10,190.35, 14,065.67 and 6,654.11 is: 9,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.35 : 14,065.67 = 6,654.11 : x
  2. Step 2: Convert to fraction form
    10,190.35/14,065.67 = 6,654.11/x
  3. Step 3: Cross multiply
    10,190.35x = 14,065.67 × 6,654.11
  4. Step 4: Simplify right side
    10,190.35x = 93,594,482.13
  5. Step 5: Solve for x
    x = 93,594,482.13/10,190.35
  6. Step 6: Final answer
    x = 9,184.62

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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.