Home / 9,840.42-14,760.63-2,914.92

Finding the Fourth Proportional to 9,840.42, 14,760.63 and 2,914.92

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Solution

The fourth proportional to 9,840.42, 14,760.63 and 2,914.92 is: 4,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.42 : 14,760.63 = 2,914.92 : x
  2. Step 2: Convert to fraction form
    9,840.42/14,760.63 = 2,914.92/x
  3. Step 3: Cross multiply
    9,840.42x = 14,760.63 × 2,914.92
  4. Step 4: Simplify right side
    9,840.42x = 43,026,055.60
  5. Step 5: Solve for x
    x = 43,026,055.60/9,840.42
  6. Step 6: Final answer
    x = 4,372.38

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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.