Home / 8,840.34-13,249.56-4,455.40

Finding the Fourth Proportional to 8,840.34, 13,249.56 and 4,455.40

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Solution

The fourth proportional to 8,840.34, 13,249.56 and 4,455.40 is: 6,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.34 : 13,249.56 = 4,455.40 : x
  2. Step 2: Convert to fraction form
    8,840.34/13,249.56 = 4,455.40/x
  3. Step 3: Cross multiply
    8,840.34x = 13,249.56 × 4,455.40
  4. Step 4: Simplify right side
    8,840.34x = 59,032,089.62
  5. Step 5: Solve for x
    x = 59,032,089.62/8,840.34
  6. Step 6: Final answer
    x = 6,677.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.