Home / 1,664.19-2,297.07-1,001.07

Finding the Fourth Proportional to 1,664.19, 2,297.07 and 1,001.07

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Solution

The fourth proportional to 1,664.19, 2,297.07 and 1,001.07 is: 1,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.19 : 2,297.07 = 1,001.07 : x
  2. Step 2: Convert to fraction form
    1,664.19/2,297.07 = 1,001.07/x
  3. Step 3: Cross multiply
    1,664.19x = 2,297.07 × 1,001.07
  4. Step 4: Simplify right side
    1,664.19x = 2,299,527.86
  5. Step 5: Solve for x
    x = 2,299,527.86/1,664.19
  6. Step 6: Final answer
    x = 1,381.77

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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.