Home / 4,576.32-6,315.60-3,455.28

Finding the Fourth Proportional to 4,576.32, 6,315.60 and 3,455.28

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Solution

The fourth proportional to 4,576.32, 6,315.60 and 3,455.28 is: 4,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.32 : 6,315.60 = 3,455.28 : x
  2. Step 2: Convert to fraction form
    4,576.32/6,315.60 = 3,455.28/x
  3. Step 3: Cross multiply
    4,576.32x = 6,315.60 × 3,455.28
  4. Step 4: Simplify right side
    4,576.32x = 21,822,166.37
  5. Step 5: Solve for x
    x = 21,822,166.37/4,576.32
  6. Step 6: Final answer
    x = 4,768.50

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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.