Home / 6,106.41-8,421.39-4,762.35

Finding the Fourth Proportional to 6,106.41, 8,421.39 and 4,762.35

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Solution

The fourth proportional to 6,106.41, 8,421.39 and 4,762.35 is: 6,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.41 : 8,421.39 = 4,762.35 : x
  2. Step 2: Convert to fraction form
    6,106.41/8,421.39 = 4,762.35/x
  3. Step 3: Cross multiply
    6,106.41x = 8,421.39 × 4,762.35
  4. Step 4: Simplify right side
    6,106.41x = 40,105,606.67
  5. Step 5: Solve for x
    x = 40,105,606.67/6,106.41
  6. Step 6: Final answer
    x = 6,567.79

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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.