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Finding the Fourth Proportional to 2,525.68, 3,485.68 and 1,477.52

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Solution

The fourth proportional to 2,525.68, 3,485.68 and 1,477.52 is: 2,039.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.68 : 3,485.68 = 1,477.52 : x
  2. Step 2: Convert to fraction form
    2,525.68/3,485.68 = 1,477.52/x
  3. Step 3: Cross multiply
    2,525.68x = 3,485.68 × 1,477.52
  4. Step 4: Simplify right side
    2,525.68x = 5,150,161.91
  5. Step 5: Solve for x
    x = 5,150,161.91/2,525.68
  6. Step 6: Final answer
    x = 2,039.12

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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.