Home / 7,618.91-10,513.14-4,261.17

Finding the Fourth Proportional to 7,618.91, 10,513.14 and 4,261.17

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Solution

The fourth proportional to 7,618.91, 10,513.14 and 4,261.17 is: 5,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.91 : 10,513.14 = 4,261.17 : x
  2. Step 2: Convert to fraction form
    7,618.91/10,513.14 = 4,261.17/x
  3. Step 3: Cross multiply
    7,618.91x = 10,513.14 × 4,261.17
  4. Step 4: Simplify right side
    7,618.91x = 44,798,300.22
  5. Step 5: Solve for x
    x = 44,798,300.22/7,618.91
  6. Step 6: Final answer
    x = 5,879.89

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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.