Home / 5,595.60-8,389.80-2,678.16

Finding the Fourth Proportional to 5,595.60, 8,389.80 and 2,678.16

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Solution

The fourth proportional to 5,595.60, 8,389.80 and 2,678.16 is: 4,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.60 : 8,389.80 = 2,678.16 : x
  2. Step 2: Convert to fraction form
    5,595.60/8,389.80 = 2,678.16/x
  3. Step 3: Cross multiply
    5,595.60x = 8,389.80 × 2,678.16
  4. Step 4: Simplify right side
    5,595.60x = 22,469,226.77
  5. Step 5: Solve for x
    x = 22,469,226.77/5,595.60
  6. Step 6: Final answer
    x = 4,015.52

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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.