Home / 1,838.07-2,534.81-1,417.76

Finding the Fourth Proportional to 1,838.07, 2,534.81 and 1,417.76

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Solution

The fourth proportional to 1,838.07, 2,534.81 and 1,417.76 is: 1,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.07 : 2,534.81 = 1,417.76 : x
  2. Step 2: Convert to fraction form
    1,838.07/2,534.81 = 1,417.76/x
  3. Step 3: Cross multiply
    1,838.07x = 2,534.81 × 1,417.76
  4. Step 4: Simplify right side
    1,838.07x = 3,593,762.11
  5. Step 5: Solve for x
    x = 3,593,762.11/1,838.07
  6. Step 6: Final answer
    x = 1,955.18

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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.