Home / 5,821.40-8,030.44-3,583.76

Finding the Fourth Proportional to 5,821.40, 8,030.44 and 3,583.76

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Solution

The fourth proportional to 5,821.40, 8,030.44 and 3,583.76 is: 4,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.40 : 8,030.44 = 3,583.76 : x
  2. Step 2: Convert to fraction form
    5,821.40/8,030.44 = 3,583.76/x
  3. Step 3: Cross multiply
    5,821.40x = 8,030.44 × 3,583.76
  4. Step 4: Simplify right side
    5,821.40x = 28,779,169.65
  5. Step 5: Solve for x
    x = 28,779,169.65/5,821.40
  6. Step 6: Final answer
    x = 4,943.69

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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.