Home / 5,313.42-7,332.54-2,955.57

Finding the Fourth Proportional to 5,313.42, 7,332.54 and 2,955.57

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Solution

The fourth proportional to 5,313.42, 7,332.54 and 2,955.57 is: 4,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.42 : 7,332.54 = 2,955.57 : x
  2. Step 2: Convert to fraction form
    5,313.42/7,332.54 = 2,955.57/x
  3. Step 3: Cross multiply
    5,313.42x = 7,332.54 × 2,955.57
  4. Step 4: Simplify right side
    5,313.42x = 21,671,835.25
  5. Step 5: Solve for x
    x = 21,671,835.25/5,313.42
  6. Step 6: Final answer
    x = 4,078.70

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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.