Home / 5,389.96-7,438.50-3,032.36

Finding the Fourth Proportional to 5,389.96, 7,438.50 and 3,032.36

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Solution

The fourth proportional to 5,389.96, 7,438.50 and 3,032.36 is: 4,184.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.96 : 7,438.50 = 3,032.36 : x
  2. Step 2: Convert to fraction form
    5,389.96/7,438.50 = 3,032.36/x
  3. Step 3: Cross multiply
    5,389.96x = 7,438.50 × 3,032.36
  4. Step 4: Simplify right side
    5,389.96x = 22,556,209.86
  5. Step 5: Solve for x
    x = 22,556,209.86/5,389.96
  6. Step 6: Final answer
    x = 4,184.86

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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.