Home / 5,918.41-8,867.82-5,307.93

Finding the Fourth Proportional to 5,918.41, 8,867.82 and 5,307.93

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Solution

The fourth proportional to 5,918.41, 8,867.82 and 5,307.93 is: 7,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.41 : 8,867.82 = 5,307.93 : x
  2. Step 2: Convert to fraction form
    5,918.41/8,867.82 = 5,307.93/x
  3. Step 3: Cross multiply
    5,918.41x = 8,867.82 × 5,307.93
  4. Step 4: Simplify right side
    5,918.41x = 47,069,767.81
  5. Step 5: Solve for x
    x = 47,069,767.81/5,918.41
  6. Step 6: Final answer
    x = 7,953.11

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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.