Home / 5,313.02-7,331.98-2,955.18

Finding the Fourth Proportional to 5,313.02, 7,331.98 and 2,955.18

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Solution

The fourth proportional to 5,313.02, 7,331.98 and 2,955.18 is: 4,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.02 : 7,331.98 = 2,955.18 : x
  2. Step 2: Convert to fraction form
    5,313.02/7,331.98 = 2,955.18/x
  3. Step 3: Cross multiply
    5,313.02x = 7,331.98 × 2,955.18
  4. Step 4: Simplify right side
    5,313.02x = 21,667,320.66
  5. Step 5: Solve for x
    x = 21,667,320.66/5,313.02
  6. Step 6: Final answer
    x = 4,078.16

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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.