Home / 8,258.16-11,393.32-4,898.40

Finding the Fourth Proportional to 8,258.16, 11,393.32 and 4,898.40

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Solution

The fourth proportional to 8,258.16, 11,393.32 and 4,898.40 is: 6,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.16 : 11,393.32 = 4,898.40 : x
  2. Step 2: Convert to fraction form
    8,258.16/11,393.32 = 4,898.40/x
  3. Step 3: Cross multiply
    8,258.16x = 11,393.32 × 4,898.40
  4. Step 4: Simplify right side
    8,258.16x = 55,809,038.69
  5. Step 5: Solve for x
    x = 55,809,038.69/8,258.16
  6. Step 6: Final answer
    x = 6,758.05

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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.