Home / 2,313.62-3,192.86-1,417.34

Finding the Fourth Proportional to 2,313.62, 3,192.86 and 1,417.34

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Solution

The fourth proportional to 2,313.62, 3,192.86 and 1,417.34 is: 1,955.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.62 : 3,192.86 = 1,417.34 : x
  2. Step 2: Convert to fraction form
    2,313.62/3,192.86 = 1,417.34/x
  3. Step 3: Cross multiply
    2,313.62x = 3,192.86 × 1,417.34
  4. Step 4: Simplify right side
    2,313.62x = 4,525,368.19
  5. Step 5: Solve for x
    x = 4,525,368.19/2,313.62
  6. Step 6: Final answer
    x = 1,955.97

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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.