Home / 4,667.23-6,440.91-2,678.14

Finding the Fourth Proportional to 4,667.23, 6,440.91 and 2,678.14

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Solution

The fourth proportional to 4,667.23, 6,440.91 and 2,678.14 is: 3,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.23 : 6,440.91 = 2,678.14 : x
  2. Step 2: Convert to fraction form
    4,667.23/6,440.91 = 2,678.14/x
  3. Step 3: Cross multiply
    4,667.23x = 6,440.91 × 2,678.14
  4. Step 4: Simplify right side
    4,667.23x = 17,249,658.71
  5. Step 5: Solve for x
    x = 17,249,658.71/4,667.23
  6. Step 6: Final answer
    x = 3,695.91

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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.