Home / 2,455.06-3,386.46-1,523.56

Finding the Fourth Proportional to 2,455.06, 3,386.46 and 1,523.56

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Solution

The fourth proportional to 2,455.06, 3,386.46 and 1,523.56 is: 2,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.06 : 3,386.46 = 1,523.56 : x
  2. Step 2: Convert to fraction form
    2,455.06/3,386.46 = 1,523.56/x
  3. Step 3: Cross multiply
    2,455.06x = 3,386.46 × 1,523.56
  4. Step 4: Simplify right side
    2,455.06x = 5,159,475.00
  5. Step 5: Solve for x
    x = 5,159,475.00/2,455.06
  6. Step 6: Final answer
    x = 2,101.57

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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.