Home / 3,064.64-4,229.08-1,667.40

Finding the Fourth Proportional to 3,064.64, 4,229.08 and 1,667.40

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Solution

The fourth proportional to 3,064.64, 4,229.08 and 1,667.40 is: 2,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.64 : 4,229.08 = 1,667.40 : x
  2. Step 2: Convert to fraction form
    3,064.64/4,229.08 = 1,667.40/x
  3. Step 3: Cross multiply
    3,064.64x = 4,229.08 × 1,667.40
  4. Step 4: Simplify right side
    3,064.64x = 7,051,567.99
  5. Step 5: Solve for x
    x = 7,051,567.99/3,064.64
  6. Step 6: Final answer
    x = 2,300.94

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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.