Home / 1,590.08-2,374.24-1,424.48

Finding the Fourth Proportional to 1,590.08, 2,374.24 and 1,424.48

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Solution

The fourth proportional to 1,590.08, 2,374.24 and 1,424.48 is: 2,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.08 : 2,374.24 = 1,424.48 : x
  2. Step 2: Convert to fraction form
    1,590.08/2,374.24 = 1,424.48/x
  3. Step 3: Cross multiply
    1,590.08x = 2,374.24 × 1,424.48
  4. Step 4: Simplify right side
    1,590.08x = 3,382,057.40
  5. Step 5: Solve for x
    x = 3,382,057.40/1,590.08
  6. Step 6: Final answer
    x = 2,126.97

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1.5x scale

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.