Home / 5,409.02-8,113.91-2,285.93

Finding the Fourth Proportional to 5,409.02, 8,113.91 and 2,285.93

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Solution

The fourth proportional to 5,409.02, 8,113.91 and 2,285.93 is: 3,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.02 : 8,113.91 = 2,285.93 : x
  2. Step 2: Convert to fraction form
    5,409.02/8,113.91 = 2,285.93/x
  3. Step 3: Cross multiply
    5,409.02x = 8,113.91 × 2,285.93
  4. Step 4: Simplify right side
    5,409.02x = 18,547,830.29
  5. Step 5: Solve for x
    x = 18,547,830.29/5,409.02
  6. Step 6: Final answer
    x = 3,429.06

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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.