Home / 2,525.32-3,485.08-1,530.64

Finding the Fourth Proportional to 2,525.32, 3,485.08 and 1,530.64

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Solution

The fourth proportional to 2,525.32, 3,485.08 and 1,530.64 is: 2,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.32 : 3,485.08 = 1,530.64 : x
  2. Step 2: Convert to fraction form
    2,525.32/3,485.08 = 1,530.64/x
  3. Step 3: Cross multiply
    2,525.32x = 3,485.08 × 1,530.64
  4. Step 4: Simplify right side
    2,525.32x = 5,334,402.85
  5. Step 5: Solve for x
    x = 5,334,402.85/2,525.32
  6. Step 6: Final answer
    x = 2,112.37

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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.