Home / 8,305.65-11,461.80-4,528.81

Finding the Fourth Proportional to 8,305.65, 11,461.80 and 4,528.81

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Solution

The fourth proportional to 8,305.65, 11,461.80 and 4,528.81 is: 6,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.65 : 11,461.80 = 4,528.81 : x
  2. Step 2: Convert to fraction form
    8,305.65/11,461.80 = 4,528.81/x
  3. Step 3: Cross multiply
    8,305.65x = 11,461.80 × 4,528.81
  4. Step 4: Simplify right side
    8,305.65x = 51,908,314.46
  5. Step 5: Solve for x
    x = 51,908,314.46/8,305.65
  6. Step 6: Final answer
    x = 6,249.76

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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.