Home / 5,810.19-8,018.02-3,157.57

Finding the Fourth Proportional to 5,810.19, 8,018.02 and 3,157.57

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Solution

The fourth proportional to 5,810.19, 8,018.02 and 3,157.57 is: 4,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.19 : 8,018.02 = 3,157.57 : x
  2. Step 2: Convert to fraction form
    5,810.19/8,018.02 = 3,157.57/x
  3. Step 3: Cross multiply
    5,810.19x = 8,018.02 × 3,157.57
  4. Step 4: Simplify right side
    5,810.19x = 25,317,459.41
  5. Step 5: Solve for x
    x = 25,317,459.41/5,810.19
  6. Step 6: Final answer
    x = 4,357.42

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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.