Home / 3,328.48-4,992.76-1,572.92

Finding the Fourth Proportional to 3,328.48, 4,992.76 and 1,572.92

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Solution

The fourth proportional to 3,328.48, 4,992.76 and 1,572.92 is: 2,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.48 : 4,992.76 = 1,572.92 : x
  2. Step 2: Convert to fraction form
    3,328.48/4,992.76 = 1,572.92/x
  3. Step 3: Cross multiply
    3,328.48x = 4,992.76 × 1,572.92
  4. Step 4: Simplify right side
    3,328.48x = 7,853,212.06
  5. Step 5: Solve for x
    x = 7,853,212.06/3,328.48
  6. Step 6: Final answer
    x = 2,359.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.