Home / 5,313.81-7,333.04-2,955.95

Finding the Fourth Proportional to 5,313.81, 7,333.04 and 2,955.95

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Solution

The fourth proportional to 5,313.81, 7,333.04 and 2,955.95 is: 4,079.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.81 : 7,333.04 = 2,955.95 : x
  2. Step 2: Convert to fraction form
    5,313.81/7,333.04 = 2,955.95/x
  3. Step 3: Cross multiply
    5,313.81x = 7,333.04 × 2,955.95
  4. Step 4: Simplify right side
    5,313.81x = 21,676,048.14
  5. Step 5: Solve for x
    x = 21,676,048.14/5,313.81
  6. Step 6: Final answer
    x = 4,079.19

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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.