Home / 2,374.36-3,275.94-1,535.08

Finding the Fourth Proportional to 2,374.36, 3,275.94 and 1,535.08

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Solution

The fourth proportional to 2,374.36, 3,275.94 and 1,535.08 is: 2,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.36 : 3,275.94 = 1,535.08 : x
  2. Step 2: Convert to fraction form
    2,374.36/3,275.94 = 1,535.08/x
  3. Step 3: Cross multiply
    2,374.36x = 3,275.94 × 1,535.08
  4. Step 4: Simplify right side
    2,374.36x = 5,028,829.98
  5. Step 5: Solve for x
    x = 5,028,829.98/2,374.36
  6. Step 6: Final answer
    x = 2,117.97

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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.