Home / 4,211.08-6,341.11-3,123.16

Finding the Fourth Proportional to 4,211.08, 6,341.11 and 3,123.16

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Solution

The fourth proportional to 4,211.08, 6,341.11 and 3,123.16 is: 4,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.08 : 6,341.11 = 3,123.16 : x
  2. Step 2: Convert to fraction form
    4,211.08/6,341.11 = 3,123.16/x
  3. Step 3: Cross multiply
    4,211.08x = 6,341.11 × 3,123.16
  4. Step 4: Simplify right side
    4,211.08x = 19,804,301.11
  5. Step 5: Solve for x
    x = 19,804,301.11/4,211.08
  6. Step 6: Final answer
    x = 4,702.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.