Home / 2,590.15-3,574.51-1,471.19

Finding the Fourth Proportional to 2,590.15, 3,574.51 and 1,471.19

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Solution

The fourth proportional to 2,590.15, 3,574.51 and 1,471.19 is: 2,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.15 : 3,574.51 = 1,471.19 : x
  2. Step 2: Convert to fraction form
    2,590.15/3,574.51 = 1,471.19/x
  3. Step 3: Cross multiply
    2,590.15x = 3,574.51 × 1,471.19
  4. Step 4: Simplify right side
    2,590.15x = 5,258,776.01
  5. Step 5: Solve for x
    x = 5,258,776.01/2,590.15
  6. Step 6: Final answer
    x = 2,030.30

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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.