Home / 5,092.48-7,638.34-1,582.40

Finding the Fourth Proportional to 5,092.48, 7,638.34 and 1,582.40

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Solution

The fourth proportional to 5,092.48, 7,638.34 and 1,582.40 is: 2,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.48 : 7,638.34 = 1,582.40 : x
  2. Step 2: Convert to fraction form
    5,092.48/7,638.34 = 1,582.40/x
  3. Step 3: Cross multiply
    5,092.48x = 7,638.34 × 1,582.40
  4. Step 4: Simplify right side
    5,092.48x = 12,086,909.22
  5. Step 5: Solve for x
    x = 12,086,909.22/5,092.48
  6. Step 6: Final answer
    x = 2,373.48

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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.