Home / 1,525.08-2,287.62-1,011

Finding the Fourth Proportional to 1,525.08, 2,287.62 and 1,011

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Solution

The fourth proportional to 1,525.08, 2,287.62 and 1,011 is: 1,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.08 : 2,287.62 = 1,011 : x
  2. Step 2: Convert to fraction form
    1,525.08/2,287.62 = 1,011/x
  3. Step 3: Cross multiply
    1,525.08x = 2,287.62 × 1,011
  4. Step 4: Simplify right side
    1,525.08x = 2,312,783.82
  5. Step 5: Solve for x
    x = 2,312,783.82/1,525.08
  6. Step 6: Final answer
    x = 1,516.50

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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.