Home / 2,923.22-4,386.74-1,074.35

Finding the Fourth Proportional to 2,923.22, 4,386.74 and 1,074.35

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Solution

The fourth proportional to 2,923.22, 4,386.74 and 1,074.35 is: 1,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.22 : 4,386.74 = 1,074.35 : x
  2. Step 2: Convert to fraction form
    2,923.22/4,386.74 = 1,074.35/x
  3. Step 3: Cross multiply
    2,923.22x = 4,386.74 × 1,074.35
  4. Step 4: Simplify right side
    2,923.22x = 4,712,894.12
  5. Step 5: Solve for x
    x = 4,712,894.12/2,923.22
  6. Step 6: Final answer
    x = 1,612.23

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1.5x scale

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.