Home / 10,258.92-14,155.44-6,009.78

Finding the Fourth Proportional to 10,258.92, 14,155.44 and 6,009.78

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Solution

The fourth proportional to 10,258.92, 14,155.44 and 6,009.78 is: 8,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.92 : 14,155.44 = 6,009.78 : x
  2. Step 2: Convert to fraction form
    10,258.92/14,155.44 = 6,009.78/x
  3. Step 3: Cross multiply
    10,258.92x = 14,155.44 × 6,009.78
  4. Step 4: Simplify right side
    10,258.92x = 85,071,080.20
  5. Step 5: Solve for x
    x = 85,071,080.20/10,258.92
  6. Step 6: Final answer
    x = 8,292.40

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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.