Home / 5,166.08-7,748.80-2,088.32

Finding the Fourth Proportional to 5,166.08, 7,748.80 and 2,088.32

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Solution

The fourth proportional to 5,166.08, 7,748.80 and 2,088.32 is: 3,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.08 : 7,748.80 = 2,088.32 : x
  2. Step 2: Convert to fraction form
    5,166.08/7,748.80 = 2,088.32/x
  3. Step 3: Cross multiply
    5,166.08x = 7,748.80 × 2,088.32
  4. Step 4: Simplify right side
    5,166.08x = 16,181,974.02
  5. Step 5: Solve for x
    x = 16,181,974.02/5,166.08
  6. Step 6: Final answer
    x = 3,132.35

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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.