Home / 2,632.45-3,631.47-1,569.47

Finding the Fourth Proportional to 2,632.45, 3,631.47 and 1,569.47

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Solution

The fourth proportional to 2,632.45, 3,631.47 and 1,569.47 is: 2,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.45 : 3,631.47 = 1,569.47 : x
  2. Step 2: Convert to fraction form
    2,632.45/3,631.47 = 1,569.47/x
  3. Step 3: Cross multiply
    2,632.45x = 3,631.47 × 1,569.47
  4. Step 4: Simplify right side
    2,632.45x = 5,699,474.14
  5. Step 5: Solve for x
    x = 5,699,474.14/2,632.45
  6. Step 6: Final answer
    x = 2,165.08

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1.5x scale

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.