Home / 2,864.70-4,301.80-1,933.63

Finding the Fourth Proportional to 2,864.70, 4,301.80 and 1,933.63

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Solution

The fourth proportional to 2,864.70, 4,301.80 and 1,933.63 is: 2,903.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.70 : 4,301.80 = 1,933.63 : x
  2. Step 2: Convert to fraction form
    2,864.70/4,301.80 = 1,933.63/x
  3. Step 3: Cross multiply
    2,864.70x = 4,301.80 × 1,933.63
  4. Step 4: Simplify right side
    2,864.70x = 8,318,075.69
  5. Step 5: Solve for x
    x = 8,318,075.69/2,864.70
  6. Step 6: Final answer
    x = 2,903.64

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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.