Home / 6,977.13-9,621.81-4,582.86

Finding the Fourth Proportional to 6,977.13, 9,621.81 and 4,582.86

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Solution

The fourth proportional to 6,977.13, 9,621.81 and 4,582.86 is: 6,319.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.13 : 9,621.81 = 4,582.86 : x
  2. Step 2: Convert to fraction form
    6,977.13/9,621.81 = 4,582.86/x
  3. Step 3: Cross multiply
    6,977.13x = 9,621.81 × 4,582.86
  4. Step 4: Simplify right side
    6,977.13x = 44,095,408.18
  5. Step 5: Solve for x
    x = 44,095,408.18/6,977.13
  6. Step 6: Final answer
    x = 6,319.99

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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.