Home / 8,156.61-11,258.34-4,800.50

Finding the Fourth Proportional to 8,156.61, 11,258.34 and 4,800.50

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Solution

The fourth proportional to 8,156.61, 11,258.34 and 4,800.50 is: 6,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.61 : 11,258.34 = 4,800.50 : x
  2. Step 2: Convert to fraction form
    8,156.61/11,258.34 = 4,800.50/x
  3. Step 3: Cross multiply
    8,156.61x = 11,258.34 × 4,800.50
  4. Step 4: Simplify right side
    8,156.61x = 54,045,661.17
  5. Step 5: Solve for x
    x = 54,045,661.17/8,156.61
  6. Step 6: Final answer
    x = 6,626.00

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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.