Home / 2,610.08-3,601.76-1,430.92

Finding the Fourth Proportional to 2,610.08, 3,601.76 and 1,430.92

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Solution

The fourth proportional to 2,610.08, 3,601.76 and 1,430.92 is: 1,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.08 : 3,601.76 = 1,430.92 : x
  2. Step 2: Convert to fraction form
    2,610.08/3,601.76 = 1,430.92/x
  3. Step 3: Cross multiply
    2,610.08x = 3,601.76 × 1,430.92
  4. Step 4: Simplify right side
    2,610.08x = 5,153,830.42
  5. Step 5: Solve for x
    x = 5,153,830.42/2,610.08
  6. Step 6: Final answer
    x = 1,974.59

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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.