Home / 1,525.32-2,105.82-1,060.20

Finding the Fourth Proportional to 1,525.32, 2,105.82 and 1,060.20

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Solution

The fourth proportional to 1,525.32, 2,105.82 and 1,060.20 is: 1,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.32 : 2,105.82 = 1,060.20 : x
  2. Step 2: Convert to fraction form
    1,525.32/2,105.82 = 1,060.20/x
  3. Step 3: Cross multiply
    1,525.32x = 2,105.82 × 1,060.20
  4. Step 4: Simplify right side
    1,525.32x = 2,232,590.36
  5. Step 5: Solve for x
    x = 2,232,590.36/1,525.32
  6. Step 6: Final answer
    x = 1,463.69

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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.