Home / 9,421.67-13,003.70-6,235.02

Finding the Fourth Proportional to 9,421.67, 13,003.70 and 6,235.02

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Solution

The fourth proportional to 9,421.67, 13,003.70 and 6,235.02 is: 8,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.67 : 13,003.70 = 6,235.02 : x
  2. Step 2: Convert to fraction form
    9,421.67/13,003.70 = 6,235.02/x
  3. Step 3: Cross multiply
    9,421.67x = 13,003.70 × 6,235.02
  4. Step 4: Simplify right side
    9,421.67x = 81,078,298.40
  5. Step 5: Solve for x
    x = 81,078,298.40/9,421.67
  6. Step 6: Final answer
    x = 8,605.52

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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.