Home / 5,845.60-8,758.80-4,866.40

Finding the Fourth Proportional to 5,845.60, 8,758.80 and 4,866.40

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Solution

The fourth proportional to 5,845.60, 8,758.80 and 4,866.40 is: 7,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.60 : 8,758.80 = 4,866.40 : x
  2. Step 2: Convert to fraction form
    5,845.60/8,758.80 = 4,866.40/x
  3. Step 3: Cross multiply
    5,845.60x = 8,758.80 × 4,866.40
  4. Step 4: Simplify right side
    5,845.60x = 42,623,824.32
  5. Step 5: Solve for x
    x = 42,623,824.32/5,845.60
  6. Step 6: Final answer
    x = 7,291.61

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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.