Home / 2,525.64-3,486.32-2,170.14

Finding the Fourth Proportional to 2,525.64, 3,486.32 and 2,170.14

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Solution

The fourth proportional to 2,525.64, 3,486.32 and 2,170.14 is: 2,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.64 : 3,486.32 = 2,170.14 : x
  2. Step 2: Convert to fraction form
    2,525.64/3,486.32 = 2,170.14/x
  3. Step 3: Cross multiply
    2,525.64x = 3,486.32 × 2,170.14
  4. Step 4: Simplify right side
    2,525.64x = 7,565,802.48
  5. Step 5: Solve for x
    x = 7,565,802.48/2,525.64
  6. Step 6: Final answer
    x = 2,995.60

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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.