Home / 2,590.41-3,574.75-1,411.48

Finding the Fourth Proportional to 2,590.41, 3,574.75 and 1,411.48

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Solution

The fourth proportional to 2,590.41, 3,574.75 and 1,411.48 is: 1,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.41 : 3,574.75 = 1,411.48 : x
  2. Step 2: Convert to fraction form
    2,590.41/3,574.75 = 1,411.48/x
  3. Step 3: Cross multiply
    2,590.41x = 3,574.75 × 1,411.48
  4. Step 4: Simplify right side
    2,590.41x = 5,045,688.13
  5. Step 5: Solve for x
    x = 5,045,688.13/2,590.41
  6. Step 6: Final answer
    x = 1,947.83

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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.