Home / 1,943.52-2,926.80-1,637.34

Finding the Fourth Proportional to 1,943.52, 2,926.80 and 1,637.34

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Solution

The fourth proportional to 1,943.52, 2,926.80 and 1,637.34 is: 2,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.52 : 2,926.80 = 1,637.34 : x
  2. Step 2: Convert to fraction form
    1,943.52/2,926.80 = 1,637.34/x
  3. Step 3: Cross multiply
    1,943.52x = 2,926.80 × 1,637.34
  4. Step 4: Simplify right side
    1,943.52x = 4,792,166.71
  5. Step 5: Solve for x
    x = 4,792,166.71/1,943.52
  6. Step 6: Final answer
    x = 2,465.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.