Home / 5,750.32-8,622.36-1,853.68

Finding the Fourth Proportional to 5,750.32, 8,622.36 and 1,853.68

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Solution

The fourth proportional to 5,750.32, 8,622.36 and 1,853.68 is: 2,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.32 : 8,622.36 = 1,853.68 : x
  2. Step 2: Convert to fraction form
    5,750.32/8,622.36 = 1,853.68/x
  3. Step 3: Cross multiply
    5,750.32x = 8,622.36 × 1,853.68
  4. Step 4: Simplify right side
    5,750.32x = 15,983,096.28
  5. Step 5: Solve for x
    x = 15,983,096.28/5,750.32
  6. Step 6: Final answer
    x = 2,779.51

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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.