Home / 9,812.19-13,536.48-6,538.69

Finding the Fourth Proportional to 9,812.19, 13,536.48 and 6,538.69

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Solution

The fourth proportional to 9,812.19, 13,536.48 and 6,538.69 is: 9,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.19 : 13,536.48 = 6,538.69 : x
  2. Step 2: Convert to fraction form
    9,812.19/13,536.48 = 6,538.69/x
  3. Step 3: Cross multiply
    9,812.19x = 13,536.48 × 6,538.69
  4. Step 4: Simplify right side
    9,812.19x = 88,510,803.16
  5. Step 5: Solve for x
    x = 88,510,803.16/9,812.19
  6. Step 6: Final answer
    x = 9,020.50

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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.