Home / 5,642.16-8,462.66-1,746.60

Finding the Fourth Proportional to 5,642.16, 8,462.66 and 1,746.60

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Solution

The fourth proportional to 5,642.16, 8,462.66 and 1,746.60 is: 2,619.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642.16 : 8,462.66 = 1,746.60 : x
  2. Step 2: Convert to fraction form
    5,642.16/8,462.66 = 1,746.60/x
  3. Step 3: Cross multiply
    5,642.16x = 8,462.66 × 1,746.60
  4. Step 4: Simplify right side
    5,642.16x = 14,780,873.22
  5. Step 5: Solve for x
    x = 14,780,873.22/5,642.16
  6. Step 6: Final answer
    x = 2,619.72

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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.