Home / 5,980.18-8,948.40-3,516.16

Finding the Fourth Proportional to 5,980.18, 8,948.40 and 3,516.16

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Solution

The fourth proportional to 5,980.18, 8,948.40 and 3,516.16 is: 5,261.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.18 : 8,948.40 = 3,516.16 : x
  2. Step 2: Convert to fraction form
    5,980.18/8,948.40 = 3,516.16/x
  3. Step 3: Cross multiply
    5,980.18x = 8,948.40 × 3,516.16
  4. Step 4: Simplify right side
    5,980.18x = 31,464,006.14
  5. Step 5: Solve for x
    x = 31,464,006.14/5,980.18
  6. Step 6: Final answer
    x = 5,261.38

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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.