Home / 5,878.07-8,816.64-1,718.11

Finding the Fourth Proportional to 5,878.07, 8,816.64 and 1,718.11

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Solution

The fourth proportional to 5,878.07, 8,816.64 and 1,718.11 is: 2,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.07 : 8,816.64 = 1,718.11 : x
  2. Step 2: Convert to fraction form
    5,878.07/8,816.64 = 1,718.11/x
  3. Step 3: Cross multiply
    5,878.07x = 8,816.64 × 1,718.11
  4. Step 4: Simplify right side
    5,878.07x = 15,147,957.35
  5. Step 5: Solve for x
    x = 15,147,957.35/5,878.07
  6. Step 6: Final answer
    x = 2,577.03

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1.5x scale

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.