Home / 4,857.21-7,283.31-1,569.88

Finding the Fourth Proportional to 4,857.21, 7,283.31 and 1,569.88

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Solution

The fourth proportional to 4,857.21, 7,283.31 and 1,569.88 is: 2,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.21 : 7,283.31 = 1,569.88 : x
  2. Step 2: Convert to fraction form
    4,857.21/7,283.31 = 1,569.88/x
  3. Step 3: Cross multiply
    4,857.21x = 7,283.31 × 1,569.88
  4. Step 4: Simplify right side
    4,857.21x = 11,433,904.49
  5. Step 5: Solve for x
    x = 11,433,904.49/4,857.21
  6. Step 6: Final answer
    x = 2,354.00

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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.