Home / 6,719.85-9,269.86-4,565.62

Finding the Fourth Proportional to 6,719.85, 9,269.86 and 4,565.62

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Solution

The fourth proportional to 6,719.85, 9,269.86 and 4,565.62 is: 6,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.85 : 9,269.86 = 4,565.62 : x
  2. Step 2: Convert to fraction form
    6,719.85/9,269.86 = 4,565.62/x
  3. Step 3: Cross multiply
    6,719.85x = 9,269.86 × 4,565.62
  4. Step 4: Simplify right side
    6,719.85x = 42,322,658.21
  5. Step 5: Solve for x
    x = 42,322,658.21/6,719.85
  6. Step 6: Final answer
    x = 6,298.16

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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.