Home / 9,313.38-12,852.63-5,064.57

Finding the Fourth Proportional to 9,313.38, 12,852.63 and 5,064.57

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Solution

The fourth proportional to 9,313.38, 12,852.63 and 5,064.57 is: 6,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.38 : 12,852.63 = 5,064.57 : x
  2. Step 2: Convert to fraction form
    9,313.38/12,852.63 = 5,064.57/x
  3. Step 3: Cross multiply
    9,313.38x = 12,852.63 × 5,064.57
  4. Step 4: Simplify right side
    9,313.38x = 65,093,044.32
  5. Step 5: Solve for x
    x = 65,093,044.32/9,313.38
  6. Step 6: Final answer
    x = 6,989.20

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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.