Home / 11,678.04-17,516.34-4,752.36

Finding the Fourth Proportional to 11,678.04, 17,516.34 and 4,752.36

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Solution

The fourth proportional to 11,678.04, 17,516.34 and 4,752.36 is: 7,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.04 : 17,516.34 = 4,752.36 : x
  2. Step 2: Convert to fraction form
    11,678.04/17,516.34 = 4,752.36/x
  3. Step 3: Cross multiply
    11,678.04x = 17,516.34 × 4,752.36
  4. Step 4: Simplify right side
    11,678.04x = 83,243,953.56
  5. Step 5: Solve for x
    x = 83,243,953.56/11,678.04
  6. Step 6: Final answer
    x = 7,128.25

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1.5x scale

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.