Home / 2,590.32-3,574.96-1,471.68

Finding the Fourth Proportional to 2,590.32, 3,574.96 and 1,471.68

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Solution

The fourth proportional to 2,590.32, 3,574.96 and 1,471.68 is: 2,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.32 : 3,574.96 = 1,471.68 : x
  2. Step 2: Convert to fraction form
    2,590.32/3,574.96 = 1,471.68/x
  3. Step 3: Cross multiply
    2,590.32x = 3,574.96 × 1,471.68
  4. Step 4: Simplify right side
    2,590.32x = 5,261,197.13
  5. Step 5: Solve for x
    x = 5,261,197.13/2,590.32
  6. Step 6: Final answer
    x = 2,031.10

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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.