Home / 2,520.57-3,477.06-1,712.74

Finding the Fourth Proportional to 2,520.57, 3,477.06 and 1,712.74

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Solution

The fourth proportional to 2,520.57, 3,477.06 and 1,712.74 is: 2,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.57 : 3,477.06 = 1,712.74 : x
  2. Step 2: Convert to fraction form
    2,520.57/3,477.06 = 1,712.74/x
  3. Step 3: Cross multiply
    2,520.57x = 3,477.06 × 1,712.74
  4. Step 4: Simplify right side
    2,520.57x = 5,955,282.36
  5. Step 5: Solve for x
    x = 5,955,282.36/2,520.57
  6. Step 6: Final answer
    x = 2,362.68

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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.