Home / 7,477.49-10,319.91-4,494.97

Finding the Fourth Proportional to 7,477.49, 10,319.91 and 4,494.97

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Solution

The fourth proportional to 7,477.49, 10,319.91 and 4,494.97 is: 6,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.49 : 10,319.91 = 4,494.97 : x
  2. Step 2: Convert to fraction form
    7,477.49/10,319.91 = 4,494.97/x
  3. Step 3: Cross multiply
    7,477.49x = 10,319.91 × 4,494.97
  4. Step 4: Simplify right side
    7,477.49x = 46,387,652.87
  5. Step 5: Solve for x
    x = 46,387,652.87/7,477.49
  6. Step 6: Final answer
    x = 6,203.64

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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.