Home / 2,313.39-3,192.67-1,417.13

Finding the Fourth Proportional to 2,313.39, 3,192.67 and 1,417.13

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Solution

The fourth proportional to 2,313.39, 3,192.67 and 1,417.13 is: 1,955.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.39 : 3,192.67 = 1,417.13 : x
  2. Step 2: Convert to fraction form
    2,313.39/3,192.67 = 1,417.13/x
  3. Step 3: Cross multiply
    2,313.39x = 3,192.67 × 1,417.13
  4. Step 4: Simplify right side
    2,313.39x = 4,524,412.47
  5. Step 5: Solve for x
    x = 4,524,412.47/2,313.39
  6. Step 6: Final answer
    x = 1,955.75

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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.