Home / 7,439.24-10,265.99-4,786.64

Finding the Fourth Proportional to 7,439.24, 10,265.99 and 4,786.64

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Solution

The fourth proportional to 7,439.24, 10,265.99 and 4,786.64 is: 6,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.24 : 10,265.99 = 4,786.64 : x
  2. Step 2: Convert to fraction form
    7,439.24/10,265.99 = 4,786.64/x
  3. Step 3: Cross multiply
    7,439.24x = 10,265.99 × 4,786.64
  4. Step 4: Simplify right side
    7,439.24x = 49,139,646.28
  5. Step 5: Solve for x
    x = 49,139,646.28/7,439.24
  6. Step 6: Final answer
    x = 6,605.46

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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.