Home / 1,565.39-2,170.11-1,482.16

Finding the Fourth Proportional to 1,565.39, 2,170.11 and 1,482.16

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Solution

The fourth proportional to 1,565.39, 2,170.11 and 1,482.16 is: 2,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.39 : 2,170.11 = 1,482.16 : x
  2. Step 2: Convert to fraction form
    1,565.39/2,170.11 = 1,482.16/x
  3. Step 3: Cross multiply
    1,565.39x = 2,170.11 × 1,482.16
  4. Step 4: Simplify right side
    1,565.39x = 3,216,450.24
  5. Step 5: Solve for x
    x = 3,216,450.24/1,565.39
  6. Step 6: Final answer
    x = 2,054.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.