Home / 7,359.88-11,038.74-2,429.68

Finding the Fourth Proportional to 7,359.88, 11,038.74 and 2,429.68

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Solution

The fourth proportional to 7,359.88, 11,038.74 and 2,429.68 is: 3,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.88 : 11,038.74 = 2,429.68 : x
  2. Step 2: Convert to fraction form
    7,359.88/11,038.74 = 2,429.68/x
  3. Step 3: Cross multiply
    7,359.88x = 11,038.74 × 2,429.68
  4. Step 4: Simplify right side
    7,359.88x = 26,820,605.80
  5. Step 5: Solve for x
    x = 26,820,605.80/7,359.88
  6. Step 6: Final answer
    x = 3,644.16

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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.