Home / 3,515.02-4,848.54-2,097.76

Finding the Fourth Proportional to 3,515.02, 4,848.54 and 2,097.76

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Solution

The fourth proportional to 3,515.02, 4,848.54 and 2,097.76 is: 2,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.02 : 4,848.54 = 2,097.76 : x
  2. Step 2: Convert to fraction form
    3,515.02/4,848.54 = 2,097.76/x
  3. Step 3: Cross multiply
    3,515.02x = 4,848.54 × 2,097.76
  4. Step 4: Simplify right side
    3,515.02x = 10,171,073.27
  5. Step 5: Solve for x
    x = 10,171,073.27/3,515.02
  6. Step 6: Final answer
    x = 2,893.60

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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.