Home / 9,477.99-13,072.58-6,959.31

Finding the Fourth Proportional to 9,477.99, 13,072.58 and 6,959.31

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Solution

The fourth proportional to 9,477.99, 13,072.58 and 6,959.31 is: 9,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.99 : 13,072.58 = 6,959.31 : x
  2. Step 2: Convert to fraction form
    9,477.99/13,072.58 = 6,959.31/x
  3. Step 3: Cross multiply
    9,477.99x = 13,072.58 × 6,959.31
  4. Step 4: Simplify right side
    9,477.99x = 90,976,101.92
  5. Step 5: Solve for x
    x = 90,976,101.92/9,477.99
  6. Step 6: Final answer
    x = 9,598.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.