Home / 5,384.59-8,068.35-4,155.01

Finding the Fourth Proportional to 5,384.59, 8,068.35 and 4,155.01

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Solution

The fourth proportional to 5,384.59, 8,068.35 and 4,155.01 is: 6,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.59 : 8,068.35 = 4,155.01 : x
  2. Step 2: Convert to fraction form
    5,384.59/8,068.35 = 4,155.01/x
  3. Step 3: Cross multiply
    5,384.59x = 8,068.35 × 4,155.01
  4. Step 4: Simplify right side
    5,384.59x = 33,524,074.93
  5. Step 5: Solve for x
    x = 33,524,074.93/5,384.59
  6. Step 6: Final answer
    x = 6,225.93

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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.