Home / 4,785.55-6,604.08-2,661.28

Finding the Fourth Proportional to 4,785.55, 6,604.08 and 2,661.28

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Solution

The fourth proportional to 4,785.55, 6,604.08 and 2,661.28 is: 3,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.55 : 6,604.08 = 2,661.28 : x
  2. Step 2: Convert to fraction form
    4,785.55/6,604.08 = 2,661.28/x
  3. Step 3: Cross multiply
    4,785.55x = 6,604.08 × 2,661.28
  4. Step 4: Simplify right side
    4,785.55x = 17,575,294.50
  5. Step 5: Solve for x
    x = 17,575,294.50/4,785.55
  6. Step 6: Final answer
    x = 3,672.57

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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.