Home / 5,030.58-7,545.86-1,910.58

Finding the Fourth Proportional to 5,030.58, 7,545.86 and 1,910.58

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Solution

The fourth proportional to 5,030.58, 7,545.86 and 1,910.58 is: 2,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.58 : 7,545.86 = 1,910.58 : x
  2. Step 2: Convert to fraction form
    5,030.58/7,545.86 = 1,910.58/x
  3. Step 3: Cross multiply
    5,030.58x = 7,545.86 × 1,910.58
  4. Step 4: Simplify right side
    5,030.58x = 14,416,986.33
  5. Step 5: Solve for x
    x = 14,416,986.33/5,030.58
  6. Step 6: Final answer
    x = 2,865.87

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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.