Home / 13,083.71-19,633.88-4,762.91

Finding the Fourth Proportional to 13,083.71, 19,633.88 and 4,762.91

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Solution

The fourth proportional to 13,083.71, 19,633.88 and 4,762.91 is: 7,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.71 : 19,633.88 = 4,762.91 : x
  2. Step 2: Convert to fraction form
    13,083.71/19,633.88 = 4,762.91/x
  3. Step 3: Cross multiply
    13,083.71x = 19,633.88 × 4,762.91
  4. Step 4: Simplify right side
    13,083.71x = 93,514,464.38
  5. Step 5: Solve for x
    x = 93,514,464.38/13,083.71
  6. Step 6: Final answer
    x = 7,147.40

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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.