Home / 2,126.32-2,933.37-1,417.47

Finding the Fourth Proportional to 2,126.32, 2,933.37 and 1,417.47

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Solution

The fourth proportional to 2,126.32, 2,933.37 and 1,417.47 is: 1,955.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.32 : 2,933.37 = 1,417.47 : x
  2. Step 2: Convert to fraction form
    2,126.32/2,933.37 = 1,417.47/x
  3. Step 3: Cross multiply
    2,126.32x = 2,933.37 × 1,417.47
  4. Step 4: Simplify right side
    2,126.32x = 4,157,969.47
  5. Step 5: Solve for x
    x = 4,157,969.47/2,126.32
  6. Step 6: Final answer
    x = 1,955.48

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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.