Home / 5,379.93-8,071.70-2,458.17

Finding the Fourth Proportional to 5,379.93, 8,071.70 and 2,458.17

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Solution

The fourth proportional to 5,379.93, 8,071.70 and 2,458.17 is: 3,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.93 : 8,071.70 = 2,458.17 : x
  2. Step 2: Convert to fraction form
    5,379.93/8,071.70 = 2,458.17/x
  3. Step 3: Cross multiply
    5,379.93x = 8,071.70 × 2,458.17
  4. Step 4: Simplify right side
    5,379.93x = 19,841,598.50
  5. Step 5: Solve for x
    x = 19,841,598.50/5,379.93
  6. Step 6: Final answer
    x = 3,688.08

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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.