Home / 7,320.68-10,101.44-4,447.91

Finding the Fourth Proportional to 7,320.68, 10,101.44 and 4,447.91

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Solution

The fourth proportional to 7,320.68, 10,101.44 and 4,447.91 is: 6,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.68 : 10,101.44 = 4,447.91 : x
  2. Step 2: Convert to fraction form
    7,320.68/10,101.44 = 4,447.91/x
  3. Step 3: Cross multiply
    7,320.68x = 10,101.44 × 4,447.91
  4. Step 4: Simplify right side
    7,320.68x = 44,930,256.60
  5. Step 5: Solve for x
    x = 44,930,256.60/7,320.68
  6. Step 6: Final answer
    x = 6,137.45

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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.