Home / 11,619.28-16,030.74-6,582.88

Finding the Fourth Proportional to 11,619.28, 16,030.74 and 6,582.88

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Solution

The fourth proportional to 11,619.28, 16,030.74 and 6,582.88 is: 9,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.28 : 16,030.74 = 6,582.88 : x
  2. Step 2: Convert to fraction form
    11,619.28/16,030.74 = 6,582.88/x
  3. Step 3: Cross multiply
    11,619.28x = 16,030.74 × 6,582.88
  4. Step 4: Simplify right side
    11,619.28x = 105,528,437.73
  5. Step 5: Solve for x
    x = 105,528,437.73/11,619.28
  6. Step 6: Final answer
    x = 9,082.18

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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.