Home / 2,170.32-3,253.08-1,656.24

Finding the Fourth Proportional to 2,170.32, 3,253.08 and 1,656.24

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Solution

The fourth proportional to 2,170.32, 3,253.08 and 1,656.24 is: 2,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.32 : 3,253.08 = 1,656.24 : x
  2. Step 2: Convert to fraction form
    2,170.32/3,253.08 = 1,656.24/x
  3. Step 3: Cross multiply
    2,170.32x = 3,253.08 × 1,656.24
  4. Step 4: Simplify right side
    2,170.32x = 5,387,881.22
  5. Step 5: Solve for x
    x = 5,387,881.22/2,170.32
  6. Step 6: Final answer
    x = 2,482.53

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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.