Home / 2,590.32-3,884.64-1,495.20

Finding the Fourth Proportional to 2,590.32, 3,884.64 and 1,495.20

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Solution

The fourth proportional to 2,590.32, 3,884.64 and 1,495.20 is: 2,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.32 : 3,884.64 = 1,495.20 : x
  2. Step 2: Convert to fraction form
    2,590.32/3,884.64 = 1,495.20/x
  3. Step 3: Cross multiply
    2,590.32x = 3,884.64 × 1,495.20
  4. Step 4: Simplify right side
    2,590.32x = 5,808,313.73
  5. Step 5: Solve for x
    x = 5,808,313.73/2,590.32
  6. Step 6: Final answer
    x = 2,242.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.