Home / 4,900.10-6,762.08-2,661.95

Finding the Fourth Proportional to 4,900.10, 6,762.08 and 2,661.95

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Solution

The fourth proportional to 4,900.10, 6,762.08 and 2,661.95 is: 3,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.10 : 6,762.08 = 2,661.95 : x
  2. Step 2: Convert to fraction form
    4,900.10/6,762.08 = 2,661.95/x
  3. Step 3: Cross multiply
    4,900.10x = 6,762.08 × 2,661.95
  4. Step 4: Simplify right side
    4,900.10x = 18,000,271.74
  5. Step 5: Solve for x
    x = 18,000,271.74/4,900.10
  6. Step 6: Final answer
    x = 3,673.45

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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.