Home / 1,573.30-2,369.31-1,370.32

Finding the Fourth Proportional to 1,573.30, 2,369.31 and 1,370.32

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Solution

The fourth proportional to 1,573.30, 2,369.31 and 1,370.32 is: 2,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.30 : 2,369.31 = 1,370.32 : x
  2. Step 2: Convert to fraction form
    1,573.30/2,369.31 = 1,370.32/x
  3. Step 3: Cross multiply
    1,573.30x = 2,369.31 × 1,370.32
  4. Step 4: Simplify right side
    1,573.30x = 3,246,715.91
  5. Step 5: Solve for x
    x = 3,246,715.91/1,573.30
  6. Step 6: Final answer
    x = 2,063.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.