Home / 1,837.56-2,534.94-1,247.16

Finding the Fourth Proportional to 1,837.56, 2,534.94 and 1,247.16

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Solution

The fourth proportional to 1,837.56, 2,534.94 and 1,247.16 is: 1,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.56 : 2,534.94 = 1,247.16 : x
  2. Step 2: Convert to fraction form
    1,837.56/2,534.94 = 1,247.16/x
  3. Step 3: Cross multiply
    1,837.56x = 2,534.94 × 1,247.16
  4. Step 4: Simplify right side
    1,837.56x = 3,161,475.77
  5. Step 5: Solve for x
    x = 3,161,475.77/1,837.56
  6. Step 6: Final answer
    x = 1,720.47

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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.