Home / 4,288.02-6,434.49-2,313.65

Finding the Fourth Proportional to 4,288.02, 6,434.49 and 2,313.65

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Solution

The fourth proportional to 4,288.02, 6,434.49 and 2,313.65 is: 3,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.02 : 6,434.49 = 2,313.65 : x
  2. Step 2: Convert to fraction form
    4,288.02/6,434.49 = 2,313.65/x
  3. Step 3: Cross multiply
    4,288.02x = 6,434.49 × 2,313.65
  4. Step 4: Simplify right side
    4,288.02x = 14,887,157.79
  5. Step 5: Solve for x
    x = 14,887,157.79/4,288.02
  6. Step 6: Final answer
    x = 3,471.80

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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.