Home / 4,545.51-6,817.49-1,257.83

Finding the Fourth Proportional to 4,545.51, 6,817.49 and 1,257.83

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Solution

The fourth proportional to 4,545.51, 6,817.49 and 1,257.83 is: 1,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.51 : 6,817.49 = 1,257.83 : x
  2. Step 2: Convert to fraction form
    4,545.51/6,817.49 = 1,257.83/x
  3. Step 3: Cross multiply
    4,545.51x = 6,817.49 × 1,257.83
  4. Step 4: Simplify right side
    4,545.51x = 8,575,263.64
  5. Step 5: Solve for x
    x = 8,575,263.64/4,545.51
  6. Step 6: Final answer
    x = 1,886.53

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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.