Home / 5,810.48-8,018.44-3,421.84

Finding the Fourth Proportional to 5,810.48, 8,018.44 and 3,421.84

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Solution

The fourth proportional to 5,810.48, 8,018.44 and 3,421.84 is: 4,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.48 : 8,018.44 = 3,421.84 : x
  2. Step 2: Convert to fraction form
    5,810.48/8,018.44 = 3,421.84/x
  3. Step 3: Cross multiply
    5,810.48x = 8,018.44 × 3,421.84
  4. Step 4: Simplify right side
    5,810.48x = 27,437,818.73
  5. Step 5: Solve for x
    x = 27,437,818.73/5,810.48
  6. Step 6: Final answer
    x = 4,722.13

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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.