Home / 4,320.02-5,961.49-2,431.70

Finding the Fourth Proportional to 4,320.02, 5,961.49 and 2,431.70

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Solution

The fourth proportional to 4,320.02, 5,961.49 and 2,431.70 is: 3,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.02 : 5,961.49 = 2,431.70 : x
  2. Step 2: Convert to fraction form
    4,320.02/5,961.49 = 2,431.70/x
  3. Step 3: Cross multiply
    4,320.02x = 5,961.49 × 2,431.70
  4. Step 4: Simplify right side
    4,320.02x = 14,496,555.23
  5. Step 5: Solve for x
    x = 14,496,555.23/4,320.02
  6. Step 6: Final answer
    x = 3,355.67

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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.