Home / 4,746.22-7,118.67-1,458.40

Finding the Fourth Proportional to 4,746.22, 7,118.67 and 1,458.40

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Solution

The fourth proportional to 4,746.22, 7,118.67 and 1,458.40 is: 2,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.22 : 7,118.67 = 1,458.40 : x
  2. Step 2: Convert to fraction form
    4,746.22/7,118.67 = 1,458.40/x
  3. Step 3: Cross multiply
    4,746.22x = 7,118.67 × 1,458.40
  4. Step 4: Simplify right side
    4,746.22x = 10,381,868.33
  5. Step 5: Solve for x
    x = 10,381,868.33/4,746.22
  6. Step 6: Final answer
    x = 2,187.40

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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.