Home / 10,840.40-16,260.35-4,997.00

Finding the Fourth Proportional to 10,840.40, 16,260.35 and 4,997.00

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Solution

The fourth proportional to 10,840.40, 16,260.35 and 4,997.00 is: 7,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.40 : 16,260.35 = 4,997.00 : x
  2. Step 2: Convert to fraction form
    10,840.40/16,260.35 = 4,997.00/x
  3. Step 3: Cross multiply
    10,840.40x = 16,260.35 × 4,997.00
  4. Step 4: Simplify right side
    10,840.40x = 81,252,862.66
  5. Step 5: Solve for x
    x = 81,252,862.66/10,840.40
  6. Step 6: Final answer
    x = 7,495.38

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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.