Home / 4,743.18-6,545.60-2,647.32

Finding the Fourth Proportional to 4,743.18, 6,545.60 and 2,647.32

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Solution

The fourth proportional to 4,743.18, 6,545.60 and 2,647.32 is: 3,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.18 : 6,545.60 = 2,647.32 : x
  2. Step 2: Convert to fraction form
    4,743.18/6,545.60 = 2,647.32/x
  3. Step 3: Cross multiply
    4,743.18x = 6,545.60 × 2,647.32
  4. Step 4: Simplify right side
    4,743.18x = 17,328,297.79
  5. Step 5: Solve for x
    x = 17,328,297.79/4,743.18
  6. Step 6: Final answer
    x = 3,653.31

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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.