Home / 9,813.56-13,548.26-6,461.98

Finding the Fourth Proportional to 9,813.56, 13,548.26 and 6,461.98

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Solution

The fourth proportional to 9,813.56, 13,548.26 and 6,461.98 is: 8,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.56 : 13,548.26 = 6,461.98 : x
  2. Step 2: Convert to fraction form
    9,813.56/13,548.26 = 6,461.98/x
  3. Step 3: Cross multiply
    9,813.56x = 13,548.26 × 6,461.98
  4. Step 4: Simplify right side
    9,813.56x = 87,548,567.44
  5. Step 5: Solve for x
    x = 87,548,567.44/9,813.56
  6. Step 6: Final answer
    x = 8,921.19

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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.