Home / 1,913.32-2,637.77-1,632.35

Finding the Fourth Proportional to 1,913.32, 2,637.77 and 1,632.35

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Solution

The fourth proportional to 1,913.32, 2,637.77 and 1,632.35 is: 2,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.32 : 2,637.77 = 1,632.35 : x
  2. Step 2: Convert to fraction form
    1,913.32/2,637.77 = 1,632.35/x
  3. Step 3: Cross multiply
    1,913.32x = 2,637.77 × 1,632.35
  4. Step 4: Simplify right side
    1,913.32x = 4,305,762.29
  5. Step 5: Solve for x
    x = 4,305,762.29/1,913.32
  6. Step 6: Final answer
    x = 2,250.41

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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.