Home / 9,258.55-12,773.63-5,276.79

Finding the Fourth Proportional to 9,258.55, 12,773.63 and 5,276.79

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Solution

The fourth proportional to 9,258.55, 12,773.63 and 5,276.79 is: 7,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.55 : 12,773.63 = 5,276.79 : x
  2. Step 2: Convert to fraction form
    9,258.55/12,773.63 = 5,276.79/x
  3. Step 3: Cross multiply
    9,258.55x = 12,773.63 × 5,276.79
  4. Step 4: Simplify right side
    9,258.55x = 67,403,776.24
  5. Step 5: Solve for x
    x = 67,403,776.24/9,258.55
  6. Step 6: Final answer
    x = 7,280.17

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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.