Home / 9,840.48-13,576.32-6,305.28

Finding the Fourth Proportional to 9,840.48, 13,576.32 and 6,305.28

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Solution

The fourth proportional to 9,840.48, 13,576.32 and 6,305.28 is: 8,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.48 : 13,576.32 = 6,305.28 : x
  2. Step 2: Convert to fraction form
    9,840.48/13,576.32 = 6,305.28/x
  3. Step 3: Cross multiply
    9,840.48x = 13,576.32 × 6,305.28
  4. Step 4: Simplify right side
    9,840.48x = 85,602,498.97
  5. Step 5: Solve for x
    x = 85,602,498.97/9,840.48
  6. Step 6: Final answer
    x = 8,699.02

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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.