Home / 7,499.07-11,254.23-2,823.69

Finding the Fourth Proportional to 7,499.07, 11,254.23 and 2,823.69

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Solution

The fourth proportional to 7,499.07, 11,254.23 and 2,823.69 is: 4,237.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.07 : 11,254.23 = 2,823.69 : x
  2. Step 2: Convert to fraction form
    7,499.07/11,254.23 = 2,823.69/x
  3. Step 3: Cross multiply
    7,499.07x = 11,254.23 × 2,823.69
  4. Step 4: Simplify right side
    7,499.07x = 31,778,456.71
  5. Step 5: Solve for x
    x = 31,778,456.71/7,499.07
  6. Step 6: Final answer
    x = 4,237.65

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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.