Home / 1,772.01-2,445.39-1,182.60

Finding the Fourth Proportional to 1,772.01, 2,445.39 and 1,182.60

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Solution

The fourth proportional to 1,772.01, 2,445.39 and 1,182.60 is: 1,632.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.01 : 2,445.39 = 1,182.60 : x
  2. Step 2: Convert to fraction form
    1,772.01/2,445.39 = 1,182.60/x
  3. Step 3: Cross multiply
    1,772.01x = 2,445.39 × 1,182.60
  4. Step 4: Simplify right side
    1,772.01x = 2,891,918.21
  5. Step 5: Solve for x
    x = 2,891,918.21/1,772.01
  6. Step 6: Final answer
    x = 1,632.00

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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.