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Finding the Fourth Proportional to 1,567.09, 2,365.36 and 1,567.09

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Solution

The fourth proportional to 1,567.09, 2,365.36 and 1,567.09 is: 2,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.09 : 2,365.36 = 1,567.09 : x
  2. Step 2: Convert to fraction form
    1,567.09/2,365.36 = 1,567.09/x
  3. Step 3: Cross multiply
    1,567.09x = 2,365.36 × 1,567.09
  4. Step 4: Simplify right side
    1,567.09x = 3,706,732.00
  5. Step 5: Solve for x
    x = 3,706,732.00/1,567.09
  6. Step 6: Final answer
    x = 2,365.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.