Home / 4,685.23-6,465.60-2,668.64

Finding the Fourth Proportional to 4,685.23, 6,465.60 and 2,668.64

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Solution

The fourth proportional to 4,685.23, 6,465.60 and 2,668.64 is: 3,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.23 : 6,465.60 = 2,668.64 : x
  2. Step 2: Convert to fraction form
    4,685.23/6,465.60 = 2,668.64/x
  3. Step 3: Cross multiply
    4,685.23x = 6,465.60 × 2,668.64
  4. Step 4: Simplify right side
    4,685.23x = 17,254,350.70
  5. Step 5: Solve for x
    x = 17,254,350.70/4,685.23
  6. Step 6: Final answer
    x = 3,682.72

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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.