Home / 5,652.92-7,800.30-3,135.01

Finding the Fourth Proportional to 5,652.92, 7,800.30 and 3,135.01

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Solution

The fourth proportional to 5,652.92, 7,800.30 and 3,135.01 is: 4,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.92 : 7,800.30 = 3,135.01 : x
  2. Step 2: Convert to fraction form
    5,652.92/7,800.30 = 3,135.01/x
  3. Step 3: Cross multiply
    5,652.92x = 7,800.30 × 3,135.01
  4. Step 4: Simplify right side
    5,652.92x = 24,454,018.50
  5. Step 5: Solve for x
    x = 24,454,018.50/5,652.92
  6. Step 6: Final answer
    x = 4,325.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.