Home / 1,698.04-2,340.93-1,137.52

Finding the Fourth Proportional to 1,698.04, 2,340.93 and 1,137.52

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Solution

The fourth proportional to 1,698.04, 2,340.93 and 1,137.52 is: 1,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698.04 : 2,340.93 = 1,137.52 : x
  2. Step 2: Convert to fraction form
    1,698.04/2,340.93 = 1,137.52/x
  3. Step 3: Cross multiply
    1,698.04x = 2,340.93 × 1,137.52
  4. Step 4: Simplify right side
    1,698.04x = 2,662,854.69
  5. Step 5: Solve for x
    x = 2,662,854.69/1,698.04
  6. Step 6: Final answer
    x = 1,568.19

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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.