Home / 2,837.40-4,256.10-2,693.40

Finding the Fourth Proportional to 2,837.40, 4,256.10 and 2,693.40

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Solution

The fourth proportional to 2,837.40, 4,256.10 and 2,693.40 is: 4,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.40 : 4,256.10 = 2,693.40 : x
  2. Step 2: Convert to fraction form
    2,837.40/4,256.10 = 2,693.40/x
  3. Step 3: Cross multiply
    2,837.40x = 4,256.10 × 2,693.40
  4. Step 4: Simplify right side
    2,837.40x = 11,463,379.74
  5. Step 5: Solve for x
    x = 11,463,379.74/2,837.40
  6. Step 6: Final answer
    x = 4,040.10

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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.