Home / 5,625.76-8,415.60-4,704.16

Finding the Fourth Proportional to 5,625.76, 8,415.60 and 4,704.16

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Solution

The fourth proportional to 5,625.76, 8,415.60 and 4,704.16 is: 7,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.76 : 8,415.60 = 4,704.16 : x
  2. Step 2: Convert to fraction form
    5,625.76/8,415.60 = 4,704.16/x
  3. Step 3: Cross multiply
    5,625.76x = 8,415.60 × 4,704.16
  4. Step 4: Simplify right side
    5,625.76x = 39,588,328.90
  5. Step 5: Solve for x
    x = 39,588,328.90/5,625.76
  6. Step 6: Final answer
    x = 7,036.97

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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.