Home / 7,449.37-10,279.36-4,465.13

Finding the Fourth Proportional to 7,449.37, 10,279.36 and 4,465.13

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Solution

The fourth proportional to 7,449.37, 10,279.36 and 4,465.13 is: 6,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.37 : 10,279.36 = 4,465.13 : x
  2. Step 2: Convert to fraction form
    7,449.37/10,279.36 = 4,465.13/x
  3. Step 3: Cross multiply
    7,449.37x = 10,279.36 × 4,465.13
  4. Step 4: Simplify right side
    7,449.37x = 45,898,678.72
  5. Step 5: Solve for x
    x = 45,898,678.72/7,449.37
  6. Step 6: Final answer
    x = 6,161.42

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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.