Home / 9,254.15-12,770.41-5,276.54

Finding the Fourth Proportional to 9,254.15, 12,770.41 and 5,276.54

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Solution

The fourth proportional to 9,254.15, 12,770.41 and 5,276.54 is: 7,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.15 : 12,770.41 = 5,276.54 : x
  2. Step 2: Convert to fraction form
    9,254.15/12,770.41 = 5,276.54/x
  3. Step 3: Cross multiply
    9,254.15x = 12,770.41 × 5,276.54
  4. Step 4: Simplify right side
    9,254.15x = 67,383,607.81
  5. Step 5: Solve for x
    x = 67,383,607.81/9,254.15
  6. Step 6: Final answer
    x = 7,281.45

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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.