Home / 4,653.63-6,422.01-2,557.89

Finding the Fourth Proportional to 4,653.63, 6,422.01 and 2,557.89

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Solution

The fourth proportional to 4,653.63, 6,422.01 and 2,557.89 is: 3,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.63 : 6,422.01 = 2,557.89 : x
  2. Step 2: Convert to fraction form
    4,653.63/6,422.01 = 2,557.89/x
  3. Step 3: Cross multiply
    4,653.63x = 6,422.01 × 2,557.89
  4. Step 4: Simplify right side
    4,653.63x = 16,426,750.26
  5. Step 5: Solve for x
    x = 16,426,750.26/4,653.63
  6. Step 6: Final answer
    x = 3,529.88

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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.