Home / 7,835.27-11,751.74-2,287.12

Finding the Fourth Proportional to 7,835.27, 11,751.74 and 2,287.12

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Solution

The fourth proportional to 7,835.27, 11,751.74 and 2,287.12 is: 3,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.27 : 11,751.74 = 2,287.12 : x
  2. Step 2: Convert to fraction form
    7,835.27/11,751.74 = 2,287.12/x
  3. Step 3: Cross multiply
    7,835.27x = 11,751.74 × 2,287.12
  4. Step 4: Simplify right side
    7,835.27x = 26,877,598.77
  5. Step 5: Solve for x
    x = 26,877,598.77/7,835.27
  6. Step 6: Final answer
    x = 3,430.34

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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.