Home / 5,313.72-7,332.46-2,955.92

Finding the Fourth Proportional to 5,313.72, 7,332.46 and 2,955.92

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Solution

The fourth proportional to 5,313.72, 7,332.46 and 2,955.92 is: 4,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.72 : 7,332.46 = 2,955.92 : x
  2. Step 2: Convert to fraction form
    5,313.72/7,332.46 = 2,955.92/x
  3. Step 3: Cross multiply
    5,313.72x = 7,332.46 × 2,955.92
  4. Step 4: Simplify right side
    5,313.72x = 21,674,165.16
  5. Step 5: Solve for x
    x = 21,674,165.16/5,313.72
  6. Step 6: Final answer
    x = 4,078.91

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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.