Home / 3,437.07-4,742.57-2,091.93

Finding the Fourth Proportional to 3,437.07, 4,742.57 and 2,091.93

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Solution

The fourth proportional to 3,437.07, 4,742.57 and 2,091.93 is: 2,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.07 : 4,742.57 = 2,091.93 : x
  2. Step 2: Convert to fraction form
    3,437.07/4,742.57 = 2,091.93/x
  3. Step 3: Cross multiply
    3,437.07x = 4,742.57 × 2,091.93
  4. Step 4: Simplify right side
    3,437.07x = 9,921,114.00
  5. Step 5: Solve for x
    x = 9,921,114.00/3,437.07
  6. Step 6: Final answer
    x = 2,886.50

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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.