Home / 4,576.08-6,315-2,480.19

Finding the Fourth Proportional to 4,576.08, 6,315 and 2,480.19

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Solution

The fourth proportional to 4,576.08, 6,315 and 2,480.19 is: 3,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.08 : 6,315 = 2,480.19 : x
  2. Step 2: Convert to fraction form
    4,576.08/6,315 = 2,480.19/x
  3. Step 3: Cross multiply
    4,576.08x = 6,315 × 2,480.19
  4. Step 4: Simplify right side
    4,576.08x = 15,662,399.85
  5. Step 5: Solve for x
    x = 15,662,399.85/4,576.08
  6. Step 6: Final answer
    x = 3,422.67

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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.