Home / 1,590.24-2,194.41-882.01

Finding the Fourth Proportional to 1,590.24, 2,194.41 and 882.01

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Solution

The fourth proportional to 1,590.24, 2,194.41 and 882.01 is: 1,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.24 : 2,194.41 = 882.01 : x
  2. Step 2: Convert to fraction form
    1,590.24/2,194.41 = 882.01/x
  3. Step 3: Cross multiply
    1,590.24x = 2,194.41 × 882.01
  4. Step 4: Simplify right side
    1,590.24x = 1,935,491.56
  5. Step 5: Solve for x
    x = 1,935,491.56/1,590.24
  6. Step 6: Final answer
    x = 1,217.11

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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.