Home / 6,840.02-10,260.10-2,159.94

Finding the Fourth Proportional to 6,840.02, 10,260.10 and 2,159.94

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Solution

The fourth proportional to 6,840.02, 10,260.10 and 2,159.94 is: 3,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.02 : 10,260.10 = 2,159.94 : x
  2. Step 2: Convert to fraction form
    6,840.02/10,260.10 = 2,159.94/x
  3. Step 3: Cross multiply
    6,840.02x = 10,260.10 × 2,159.94
  4. Step 4: Simplify right side
    6,840.02x = 22,161,200.39
  5. Step 5: Solve for x
    x = 22,161,200.39/6,840.02
  6. Step 6: Final answer
    x = 3,239.93

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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.