Home / 5,783.03-8,678.01-5,312.49

Finding the Fourth Proportional to 5,783.03, 8,678.01 and 5,312.49

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Solution

The fourth proportional to 5,783.03, 8,678.01 and 5,312.49 is: 7,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.03 : 8,678.01 = 5,312.49 : x
  2. Step 2: Convert to fraction form
    5,783.03/8,678.01 = 5,312.49/x
  3. Step 3: Cross multiply
    5,783.03x = 8,678.01 × 5,312.49
  4. Step 4: Simplify right side
    5,783.03x = 46,101,771.39
  5. Step 5: Solve for x
    x = 46,101,771.39/5,783.03
  6. Step 6: Final answer
    x = 7,971.91

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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.