Home / 1,504.77-2,075.47-1,006.54

Finding the Fourth Proportional to 1,504.77, 2,075.47 and 1,006.54

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Solution

The fourth proportional to 1,504.77, 2,075.47 and 1,006.54 is: 1,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.77 : 2,075.47 = 1,006.54 : x
  2. Step 2: Convert to fraction form
    1,504.77/2,075.47 = 1,006.54/x
  3. Step 3: Cross multiply
    1,504.77x = 2,075.47 × 1,006.54
  4. Step 4: Simplify right side
    1,504.77x = 2,089,043.57
  5. Step 5: Solve for x
    x = 2,089,043.57/1,504.77
  6. Step 6: Final answer
    x = 1,388.28

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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.