Home / 10,258.96-15,386.92-2,862.64

Finding the Fourth Proportional to 10,258.96, 15,386.92 and 2,862.64

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Solution

The fourth proportional to 10,258.96, 15,386.92 and 2,862.64 is: 4,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.96 : 15,386.92 = 2,862.64 : x
  2. Step 2: Convert to fraction form
    10,258.96/15,386.92 = 2,862.64/x
  3. Step 3: Cross multiply
    10,258.96x = 15,386.92 × 2,862.64
  4. Step 4: Simplify right side
    10,258.96x = 44,047,212.67
  5. Step 5: Solve for x
    x = 44,047,212.67/10,258.96
  6. Step 6: Final answer
    x = 4,293.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.