Home / 4,158.47-6,237.79-1,038.44

Finding the Fourth Proportional to 4,158.47, 6,237.79 and 1,038.44

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Solution

The fourth proportional to 4,158.47, 6,237.79 and 1,038.44 is: 1,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.47 : 6,237.79 = 1,038.44 : x
  2. Step 2: Convert to fraction form
    4,158.47/6,237.79 = 1,038.44/x
  3. Step 3: Cross multiply
    4,158.47x = 6,237.79 × 1,038.44
  4. Step 4: Simplify right side
    4,158.47x = 6,477,536.86
  5. Step 5: Solve for x
    x = 6,477,536.86/4,158.47
  6. Step 6: Final answer
    x = 1,557.67

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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.