Home / 2,385.24-3,577.62-924.36

Finding the Fourth Proportional to 2,385.24, 3,577.62 and 924.36

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Solution

The fourth proportional to 2,385.24, 3,577.62 and 924.36 is: 1,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.24 : 3,577.62 = 924.36 : x
  2. Step 2: Convert to fraction form
    2,385.24/3,577.62 = 924.36/x
  3. Step 3: Cross multiply
    2,385.24x = 3,577.62 × 924.36
  4. Step 4: Simplify right side
    2,385.24x = 3,307,008.82
  5. Step 5: Solve for x
    x = 3,307,008.82/2,385.24
  6. Step 6: Final answer
    x = 1,386.45

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1.5x scale

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.