Home / 6,617.48-9,924.04-3,106.40

Finding the Fourth Proportional to 6,617.48, 9,924.04 and 3,106.40

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Solution

The fourth proportional to 6,617.48, 9,924.04 and 3,106.40 is: 4,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.48 : 9,924.04 = 3,106.40 : x
  2. Step 2: Convert to fraction form
    6,617.48/9,924.04 = 3,106.40/x
  3. Step 3: Cross multiply
    6,617.48x = 9,924.04 × 3,106.40
  4. Step 4: Simplify right side
    6,617.48x = 30,828,037.86
  5. Step 5: Solve for x
    x = 30,828,037.86/6,617.48
  6. Step 6: Final answer
    x = 4,658.58

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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.