Home / 9,254.84-12,772.02-5,276.60

Finding the Fourth Proportional to 9,254.84, 12,772.02 and 5,276.60

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Solution

The fourth proportional to 9,254.84, 12,772.02 and 5,276.60 is: 7,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.84 : 12,772.02 = 5,276.60 : x
  2. Step 2: Convert to fraction form
    9,254.84/12,772.02 = 5,276.60/x
  3. Step 3: Cross multiply
    9,254.84x = 12,772.02 × 5,276.60
  4. Step 4: Simplify right side
    9,254.84x = 67,392,840.73
  5. Step 5: Solve for x
    x = 67,392,840.73/9,254.84
  6. Step 6: Final answer
    x = 7,281.90

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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.