Home / 9,041.79-13,559.19-3,117.54

Finding the Fourth Proportional to 9,041.79, 13,559.19 and 3,117.54

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Solution

The fourth proportional to 9,041.79, 13,559.19 and 3,117.54 is: 4,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.79 : 13,559.19 = 3,117.54 : x
  2. Step 2: Convert to fraction form
    9,041.79/13,559.19 = 3,117.54/x
  3. Step 3: Cross multiply
    9,041.79x = 13,559.19 × 3,117.54
  4. Step 4: Simplify right side
    9,041.79x = 42,271,317.19
  5. Step 5: Solve for x
    x = 42,271,317.19/9,041.79
  6. Step 6: Final answer
    x = 4,675.10

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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.