Home / 7,674.13-11,511.06-2,480.01

Finding the Fourth Proportional to 7,674.13, 11,511.06 and 2,480.01

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Solution

The fourth proportional to 7,674.13, 11,511.06 and 2,480.01 is: 3,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,674.13 : 11,511.06 = 2,480.01 : x
  2. Step 2: Convert to fraction form
    7,674.13/11,511.06 = 2,480.01/x
  3. Step 3: Cross multiply
    7,674.13x = 11,511.06 × 2,480.01
  4. Step 4: Simplify right side
    7,674.13x = 28,547,543.91
  5. Step 5: Solve for x
    x = 28,547,543.91/7,674.13
  6. Step 6: Final answer
    x = 3,719.97

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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.