Home / 10,660.51-14,711.61-6,185.35

Finding the Fourth Proportional to 10,660.51, 14,711.61 and 6,185.35

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Solution

The fourth proportional to 10,660.51, 14,711.61 and 6,185.35 is: 8,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.51 : 14,711.61 = 6,185.35 : x
  2. Step 2: Convert to fraction form
    10,660.51/14,711.61 = 6,185.35/x
  3. Step 3: Cross multiply
    10,660.51x = 14,711.61 × 6,185.35
  4. Step 4: Simplify right side
    10,660.51x = 90,996,456.91
  5. Step 5: Solve for x
    x = 90,996,456.91/10,660.51
  6. Step 6: Final answer
    x = 8,535.84

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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.