Home / 9,893.55-13,652.49-5,417.35

Finding the Fourth Proportional to 9,893.55, 13,652.49 and 5,417.35

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Solution

The fourth proportional to 9,893.55, 13,652.49 and 5,417.35 is: 7,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.55 : 13,652.49 = 5,417.35 : x
  2. Step 2: Convert to fraction form
    9,893.55/13,652.49 = 5,417.35/x
  3. Step 3: Cross multiply
    9,893.55x = 13,652.49 × 5,417.35
  4. Step 4: Simplify right side
    9,893.55x = 73,960,316.70
  5. Step 5: Solve for x
    x = 73,960,316.70/9,893.55
  6. Step 6: Final answer
    x = 7,475.61

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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.