Home / 6,130.98-8,462.67-3,612.90

Finding the Fourth Proportional to 6,130.98, 8,462.67 and 3,612.90

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Solution

The fourth proportional to 6,130.98, 8,462.67 and 3,612.90 is: 4,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.98 : 8,462.67 = 3,612.90 : x
  2. Step 2: Convert to fraction form
    6,130.98/8,462.67 = 3,612.90/x
  3. Step 3: Cross multiply
    6,130.98x = 8,462.67 × 3,612.90
  4. Step 4: Simplify right side
    6,130.98x = 30,574,780.44
  5. Step 5: Solve for x
    x = 30,574,780.44/6,130.98
  6. Step 6: Final answer
    x = 4,986.93

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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.