Home / 5,886.21-8,123.67-3,368.69

Finding the Fourth Proportional to 5,886.21, 8,123.67 and 3,368.69

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Solution

The fourth proportional to 5,886.21, 8,123.67 and 3,368.69 is: 4,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.21 : 8,123.67 = 3,368.69 : x
  2. Step 2: Convert to fraction form
    5,886.21/8,123.67 = 3,368.69/x
  3. Step 3: Cross multiply
    5,886.21x = 8,123.67 × 3,368.69
  4. Step 4: Simplify right side
    5,886.21x = 27,366,085.27
  5. Step 5: Solve for x
    x = 27,366,085.27/5,886.21
  6. Step 6: Final answer
    x = 4,649.19

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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.