Home / 1,590.54-2,195.72-1,060.32

Finding the Fourth Proportional to 1,590.54, 2,195.72 and 1,060.32

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Solution

The fourth proportional to 1,590.54, 2,195.72 and 1,060.32 is: 1,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.54 : 2,195.72 = 1,060.32 : x
  2. Step 2: Convert to fraction form
    1,590.54/2,195.72 = 1,060.32/x
  3. Step 3: Cross multiply
    1,590.54x = 2,195.72 × 1,060.32
  4. Step 4: Simplify right side
    1,590.54x = 2,328,160.53
  5. Step 5: Solve for x
    x = 2,328,160.53/1,590.54
  6. Step 6: Final answer
    x = 1,463.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.