Home / 5,237.61-7,857.29-2,429.26

Finding the Fourth Proportional to 5,237.61, 7,857.29 and 2,429.26

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Solution

The fourth proportional to 5,237.61, 7,857.29 and 2,429.26 is: 3,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.61 : 7,857.29 = 2,429.26 : x
  2. Step 2: Convert to fraction form
    5,237.61/7,857.29 = 2,429.26/x
  3. Step 3: Cross multiply
    5,237.61x = 7,857.29 × 2,429.26
  4. Step 4: Simplify right side
    5,237.61x = 19,087,400.31
  5. Step 5: Solve for x
    x = 19,087,400.31/5,237.61
  6. Step 6: Final answer
    x = 3,644.30

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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.