Home / 9,643.07-13,309.58-5,865.44

Finding the Fourth Proportional to 9,643.07, 13,309.58 and 5,865.44

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Solution

The fourth proportional to 9,643.07, 13,309.58 and 5,865.44 is: 8,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,643.07 : 13,309.58 = 5,865.44 : x
  2. Step 2: Convert to fraction form
    9,643.07/13,309.58 = 5,865.44/x
  3. Step 3: Cross multiply
    9,643.07x = 13,309.58 × 5,865.44
  4. Step 4: Simplify right side
    9,643.07x = 78,066,491.03
  5. Step 5: Solve for x
    x = 78,066,491.03/9,643.07
  6. Step 6: Final answer
    x = 8,095.60

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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.