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Finding the Fourth Proportional to 7,509.52, 11,262.06 and 2,826.13

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Solution

The fourth proportional to 7,509.52, 11,262.06 and 2,826.13 is: 4,238.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.52 : 11,262.06 = 2,826.13 : x
  2. Step 2: Convert to fraction form
    7,509.52/11,262.06 = 2,826.13/x
  3. Step 3: Cross multiply
    7,509.52x = 11,262.06 × 2,826.13
  4. Step 4: Simplify right side
    7,509.52x = 31,828,045.63
  5. Step 5: Solve for x
    x = 31,828,045.63/7,509.52
  6. Step 6: Final answer
    x = 4,238.36

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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.