Home / 1,660.04-2,293.74-1,365.08

Finding the Fourth Proportional to 1,660.04, 2,293.74 and 1,365.08

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Solution

The fourth proportional to 1,660.04, 2,293.74 and 1,365.08 is: 1,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660.04 : 2,293.74 = 1,365.08 : x
  2. Step 2: Convert to fraction form
    1,660.04/2,293.74 = 1,365.08/x
  3. Step 3: Cross multiply
    1,660.04x = 2,293.74 × 1,365.08
  4. Step 4: Simplify right side
    1,660.04x = 3,131,138.60
  5. Step 5: Solve for x
    x = 3,131,138.60/1,660.04
  6. Step 6: Final answer
    x = 1,886.18

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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.