Home / 5,545.23-7,648.74-4,030.26

Finding the Fourth Proportional to 5,545.23, 7,648.74 and 4,030.26

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Solution

The fourth proportional to 5,545.23, 7,648.74 and 4,030.26 is: 5,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.23 : 7,648.74 = 4,030.26 : x
  2. Step 2: Convert to fraction form
    5,545.23/7,648.74 = 4,030.26/x
  3. Step 3: Cross multiply
    5,545.23x = 7,648.74 × 4,030.26
  4. Step 4: Simplify right side
    5,545.23x = 30,826,410.87
  5. Step 5: Solve for x
    x = 30,826,410.87/5,545.23
  6. Step 6: Final answer
    x = 5,559.09

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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.