Home / 2,357.89-3,538.53-1,901.19

Finding the Fourth Proportional to 2,357.89, 3,538.53 and 1,901.19

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Solution

The fourth proportional to 2,357.89, 3,538.53 and 1,901.19 is: 2,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.89 : 3,538.53 = 1,901.19 : x
  2. Step 2: Convert to fraction form
    2,357.89/3,538.53 = 1,901.19/x
  3. Step 3: Cross multiply
    2,357.89x = 3,538.53 × 1,901.19
  4. Step 4: Simplify right side
    2,357.89x = 6,727,417.85
  5. Step 5: Solve for x
    x = 6,727,417.85/2,357.89
  6. Step 6: Final answer
    x = 2,853.15

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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.