Home / 7,384.05-11,075.54-2,386.35

Finding the Fourth Proportional to 7,384.05, 11,075.54 and 2,386.35

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Solution

The fourth proportional to 7,384.05, 11,075.54 and 2,386.35 is: 3,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.05 : 11,075.54 = 2,386.35 : x
  2. Step 2: Convert to fraction form
    7,384.05/11,075.54 = 2,386.35/x
  3. Step 3: Cross multiply
    7,384.05x = 11,075.54 × 2,386.35
  4. Step 4: Simplify right side
    7,384.05x = 26,430,102.95
  5. Step 5: Solve for x
    x = 26,430,102.95/7,384.05
  6. Step 6: Final answer
    x = 3,579.35

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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.