Home / 6,156.54-8,490.26-4,901.74

Finding the Fourth Proportional to 6,156.54, 8,490.26 and 4,901.74

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Solution

The fourth proportional to 6,156.54, 8,490.26 and 4,901.74 is: 6,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.54 : 8,490.26 = 4,901.74 : x
  2. Step 2: Convert to fraction form
    6,156.54/8,490.26 = 4,901.74/x
  3. Step 3: Cross multiply
    6,156.54x = 8,490.26 × 4,901.74
  4. Step 4: Simplify right side
    6,156.54x = 41,616,980.09
  5. Step 5: Solve for x
    x = 41,616,980.09/6,156.54
  6. Step 6: Final answer
    x = 6,759.80

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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.