Home / 2,445.93-3,669.30-985.23

Finding the Fourth Proportional to 2,445.93, 3,669.30 and 985.23

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Solution

The fourth proportional to 2,445.93, 3,669.30 and 985.23 is: 1,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.93 : 3,669.30 = 985.23 : x
  2. Step 2: Convert to fraction form
    2,445.93/3,669.30 = 985.23/x
  3. Step 3: Cross multiply
    2,445.93x = 3,669.30 × 985.23
  4. Step 4: Simplify right side
    2,445.93x = 3,615,104.44
  5. Step 5: Solve for x
    x = 3,615,104.44/2,445.93
  6. Step 6: Final answer
    x = 1,478.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.