Home / 5,256.24-7,252.64-3,160.40

Finding the Fourth Proportional to 5,256.24, 7,252.64 and 3,160.40

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Solution

The fourth proportional to 5,256.24, 7,252.64 and 3,160.40 is: 4,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.24 : 7,252.64 = 3,160.40 : x
  2. Step 2: Convert to fraction form
    5,256.24/7,252.64 = 3,160.40/x
  3. Step 3: Cross multiply
    5,256.24x = 7,252.64 × 3,160.40
  4. Step 4: Simplify right side
    5,256.24x = 22,921,243.46
  5. Step 5: Solve for x
    x = 22,921,243.46/5,256.24
  6. Step 6: Final answer
    x = 4,360.77

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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.