Home / 5,904.48-8,145.60-3,545.25

Finding the Fourth Proportional to 5,904.48, 8,145.60 and 3,545.25

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Solution

The fourth proportional to 5,904.48, 8,145.60 and 3,545.25 is: 4,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.48 : 8,145.60 = 3,545.25 : x
  2. Step 2: Convert to fraction form
    5,904.48/8,145.60 = 3,545.25/x
  3. Step 3: Cross multiply
    5,904.48x = 8,145.60 × 3,545.25
  4. Step 4: Simplify right side
    5,904.48x = 28,878,188.40
  5. Step 5: Solve for x
    x = 28,878,188.40/5,904.48
  6. Step 6: Final answer
    x = 4,890.89

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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.