Home / 7,828.52-10,803.36-4,291.96

Finding the Fourth Proportional to 7,828.52, 10,803.36 and 4,291.96

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Solution

The fourth proportional to 7,828.52, 10,803.36 and 4,291.96 is: 5,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.52 : 10,803.36 = 4,291.96 : x
  2. Step 2: Convert to fraction form
    7,828.52/10,803.36 = 4,291.96/x
  3. Step 3: Cross multiply
    7,828.52x = 10,803.36 × 4,291.96
  4. Step 4: Simplify right side
    7,828.52x = 46,367,588.99
  5. Step 5: Solve for x
    x = 46,367,588.99/7,828.52
  6. Step 6: Final answer
    x = 5,922.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.