Home / 4,313.94-5,955.96-2,987.16

Finding the Fourth Proportional to 4,313.94, 5,955.96 and 2,987.16

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Solution

The fourth proportional to 4,313.94, 5,955.96 and 2,987.16 is: 4,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.94 : 5,955.96 = 2,987.16 : x
  2. Step 2: Convert to fraction form
    4,313.94/5,955.96 = 2,987.16/x
  3. Step 3: Cross multiply
    4,313.94x = 5,955.96 × 2,987.16
  4. Step 4: Simplify right side
    4,313.94x = 17,791,405.47
  5. Step 5: Solve for x
    x = 17,791,405.47/4,313.94
  6. Step 6: Final answer
    x = 4,124.17

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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.