Home / 7,458.16-11,192.27-3,075.52

Finding the Fourth Proportional to 7,458.16, 11,192.27 and 3,075.52

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Solution

The fourth proportional to 7,458.16, 11,192.27 and 3,075.52 is: 4,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.16 : 11,192.27 = 3,075.52 : x
  2. Step 2: Convert to fraction form
    7,458.16/11,192.27 = 3,075.52/x
  3. Step 3: Cross multiply
    7,458.16x = 11,192.27 × 3,075.52
  4. Step 4: Simplify right side
    7,458.16x = 34,422,036.51
  5. Step 5: Solve for x
    x = 34,422,036.51/7,458.16
  6. Step 6: Final answer
    x = 4,615.35

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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.