Home / 5,721.56-8,585.95-2,434.65

Finding the Fourth Proportional to 5,721.56, 8,585.95 and 2,434.65

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Solution

The fourth proportional to 5,721.56, 8,585.95 and 2,434.65 is: 3,653.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.56 : 8,585.95 = 2,434.65 : x
  2. Step 2: Convert to fraction form
    5,721.56/8,585.95 = 2,434.65/x
  3. Step 3: Cross multiply
    5,721.56x = 8,585.95 × 2,434.65
  4. Step 4: Simplify right side
    5,721.56x = 20,903,783.17
  5. Step 5: Solve for x
    x = 20,903,783.17/5,721.56
  6. Step 6: Final answer
    x = 3,653.51

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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.