Home / 3,072.96-4,240.40-1,746.59

Finding the Fourth Proportional to 3,072.96, 4,240.40 and 1,746.59

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Solution

The fourth proportional to 3,072.96, 4,240.40 and 1,746.59 is: 2,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.96 : 4,240.40 = 1,746.59 : x
  2. Step 2: Convert to fraction form
    3,072.96/4,240.40 = 1,746.59/x
  3. Step 3: Cross multiply
    3,072.96x = 4,240.40 × 1,746.59
  4. Step 4: Simplify right side
    3,072.96x = 7,406,210.30
  5. Step 5: Solve for x
    x = 7,406,210.30/3,072.96
  6. Step 6: Final answer
    x = 2,410.12

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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.