Home / 7,262.58-10,021.15-4,279.02

Finding the Fourth Proportional to 7,262.58, 10,021.15 and 4,279.02

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Solution

The fourth proportional to 7,262.58, 10,021.15 and 4,279.02 is: 5,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.58 : 10,021.15 = 4,279.02 : x
  2. Step 2: Convert to fraction form
    7,262.58/10,021.15 = 4,279.02/x
  3. Step 3: Cross multiply
    7,262.58x = 10,021.15 × 4,279.02
  4. Step 4: Simplify right side
    7,262.58x = 42,880,669.04
  5. Step 5: Solve for x
    x = 42,880,669.04/7,262.58
  6. Step 6: Final answer
    x = 5,904.33

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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.