Home / 5,313.36-7,332.12-2,955.02

Finding the Fourth Proportional to 5,313.36, 7,332.12 and 2,955.02

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Solution

The fourth proportional to 5,313.36, 7,332.12 and 2,955.02 is: 4,077.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.36 : 7,332.12 = 2,955.02 : x
  2. Step 2: Convert to fraction form
    5,313.36/7,332.12 = 2,955.02/x
  3. Step 3: Cross multiply
    5,313.36x = 7,332.12 × 2,955.02
  4. Step 4: Simplify right side
    5,313.36x = 21,666,561.24
  5. Step 5: Solve for x
    x = 21,666,561.24/5,313.36
  6. Step 6: Final answer
    x = 4,077.75

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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.