Home / 2,360.04-3,539.92-1,128.32

Finding the Fourth Proportional to 2,360.04, 3,539.92 and 1,128.32

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Solution

The fourth proportional to 2,360.04, 3,539.92 and 1,128.32 is: 1,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.04 : 3,539.92 = 1,128.32 : x
  2. Step 2: Convert to fraction form
    2,360.04/3,539.92 = 1,128.32/x
  3. Step 3: Cross multiply
    2,360.04x = 3,539.92 × 1,128.32
  4. Step 4: Simplify right side
    2,360.04x = 3,994,162.53
  5. Step 5: Solve for x
    x = 3,994,162.53/2,360.04
  6. Step 6: Final answer
    x = 1,692.41

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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.