Home / 9,305.07-12,840.91-5,056.05

Finding the Fourth Proportional to 9,305.07, 12,840.91 and 5,056.05

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Solution

The fourth proportional to 9,305.07, 12,840.91 and 5,056.05 is: 6,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.07 : 12,840.91 = 5,056.05 : x
  2. Step 2: Convert to fraction form
    9,305.07/12,840.91 = 5,056.05/x
  3. Step 3: Cross multiply
    9,305.07x = 12,840.91 × 5,056.05
  4. Step 4: Simplify right side
    9,305.07x = 64,924,283.01
  5. Step 5: Solve for x
    x = 64,924,283.01/9,305.07
  6. Step 6: Final answer
    x = 6,977.30

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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.