Home / 5,423.32-8,133.38-2,303.30

Finding the Fourth Proportional to 5,423.32, 8,133.38 and 2,303.30

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Solution

The fourth proportional to 5,423.32, 8,133.38 and 2,303.30 is: 3,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.32 : 8,133.38 = 2,303.30 : x
  2. Step 2: Convert to fraction form
    5,423.32/8,133.38 = 2,303.30/x
  3. Step 3: Cross multiply
    5,423.32x = 8,133.38 × 2,303.30
  4. Step 4: Simplify right side
    5,423.32x = 18,733,631.61
  5. Step 5: Solve for x
    x = 18,733,631.61/5,423.32
  6. Step 6: Final answer
    x = 3,454.27

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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.