Home / 1,518.59-2,095.74-929.26

Finding the Fourth Proportional to 1,518.59, 2,095.74 and 929.26

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Solution

The fourth proportional to 1,518.59, 2,095.74 and 929.26 is: 1,282.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.59 : 2,095.74 = 929.26 : x
  2. Step 2: Convert to fraction form
    1,518.59/2,095.74 = 929.26/x
  3. Step 3: Cross multiply
    1,518.59x = 2,095.74 × 929.26
  4. Step 4: Simplify right side
    1,518.59x = 1,947,476.87
  5. Step 5: Solve for x
    x = 1,947,476.87/1,518.59
  6. Step 6: Final answer
    x = 1,282.42

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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.