Home / 8,460.83-11,675.67-4,683.77

Finding the Fourth Proportional to 8,460.83, 11,675.67 and 4,683.77

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Solution

The fourth proportional to 8,460.83, 11,675.67 and 4,683.77 is: 6,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.83 : 11,675.67 = 4,683.77 : x
  2. Step 2: Convert to fraction form
    8,460.83/11,675.67 = 4,683.77/x
  3. Step 3: Cross multiply
    8,460.83x = 11,675.67 × 4,683.77
  4. Step 4: Simplify right side
    8,460.83x = 54,686,152.88
  5. Step 5: Solve for x
    x = 54,686,152.88/8,460.83
  6. Step 6: Final answer
    x = 6,463.45

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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.