Home / 5,041.69-6,955.63-3,126.61

Finding the Fourth Proportional to 5,041.69, 6,955.63 and 3,126.61

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Solution

The fourth proportional to 5,041.69, 6,955.63 and 3,126.61 is: 4,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.69 : 6,955.63 = 3,126.61 : x
  2. Step 2: Convert to fraction form
    5,041.69/6,955.63 = 3,126.61/x
  3. Step 3: Cross multiply
    5,041.69x = 6,955.63 × 3,126.61
  4. Step 4: Simplify right side
    5,041.69x = 21,747,555.17
  5. Step 5: Solve for x
    x = 21,747,555.17/5,041.69
  6. Step 6: Final answer
    x = 4,313.54

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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.