Home / 1,599.32-2,392.80-1,595.20

Finding the Fourth Proportional to 1,599.32, 2,392.80 and 1,595.20

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Solution

The fourth proportional to 1,599.32, 2,392.80 and 1,595.20 is: 2,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.32 : 2,392.80 = 1,595.20 : x
  2. Step 2: Convert to fraction form
    1,599.32/2,392.80 = 1,595.20/x
  3. Step 3: Cross multiply
    1,599.32x = 2,392.80 × 1,595.20
  4. Step 4: Simplify right side
    1,599.32x = 3,816,994.56
  5. Step 5: Solve for x
    x = 3,816,994.56/1,599.32
  6. Step 6: Final answer
    x = 2,386.64

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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.