Home / 3,036.34-4,551.80-1,187.03

Finding the Fourth Proportional to 3,036.34, 4,551.80 and 1,187.03

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Solution

The fourth proportional to 3,036.34, 4,551.80 and 1,187.03 is: 1,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.34 : 4,551.80 = 1,187.03 : x
  2. Step 2: Convert to fraction form
    3,036.34/4,551.80 = 1,187.03/x
  3. Step 3: Cross multiply
    3,036.34x = 4,551.80 × 1,187.03
  4. Step 4: Simplify right side
    3,036.34x = 5,403,123.15
  5. Step 5: Solve for x
    x = 5,403,123.15/3,036.34
  6. Step 6: Final answer
    x = 1,779.49

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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.