Home / 1,088.32-1,620.85-1,050.04

Finding the Fourth Proportional to 1,088.32, 1,620.85 and 1,050.04

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Solution

The fourth proportional to 1,088.32, 1,620.85 and 1,050.04 is: 1,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.32 : 1,620.85 = 1,050.04 : x
  2. Step 2: Convert to fraction form
    1,088.32/1,620.85 = 1,050.04/x
  3. Step 3: Cross multiply
    1,088.32x = 1,620.85 × 1,050.04
  4. Step 4: Simplify right side
    1,088.32x = 1,701,957.33
  5. Step 5: Solve for x
    x = 1,701,957.33/1,088.32
  6. Step 6: Final answer
    x = 1,563.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.