Home / 1,637.34-2,259.27-1,195.74

Finding the Fourth Proportional to 1,637.34, 2,259.27 and 1,195.74

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Solution

The fourth proportional to 1,637.34, 2,259.27 and 1,195.74 is: 1,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.34 : 2,259.27 = 1,195.74 : x
  2. Step 2: Convert to fraction form
    1,637.34/2,259.27 = 1,195.74/x
  3. Step 3: Cross multiply
    1,637.34x = 2,259.27 × 1,195.74
  4. Step 4: Simplify right side
    1,637.34x = 2,701,499.51
  5. Step 5: Solve for x
    x = 2,701,499.51/1,637.34
  6. Step 6: Final answer
    x = 1,649.93

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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.