Home / 7,319.62-10,101.36-4,175.74

Finding the Fourth Proportional to 7,319.62, 10,101.36 and 4,175.74

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Solution

The fourth proportional to 7,319.62, 10,101.36 and 4,175.74 is: 5,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.62 : 10,101.36 = 4,175.74 : x
  2. Step 2: Convert to fraction form
    7,319.62/10,101.36 = 4,175.74/x
  3. Step 3: Cross multiply
    7,319.62x = 10,101.36 × 4,175.74
  4. Step 4: Simplify right side
    7,319.62x = 42,180,653.01
  5. Step 5: Solve for x
    x = 42,180,653.01/7,319.62
  6. Step 6: Final answer
    x = 5,762.68

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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.