Home / 4,807.28-6,630.32-3,038.24

Finding the Fourth Proportional to 4,807.28, 6,630.32 and 3,038.24

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Solution

The fourth proportional to 4,807.28, 6,630.32 and 3,038.24 is: 4,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.28 : 6,630.32 = 3,038.24 : x
  2. Step 2: Convert to fraction form
    4,807.28/6,630.32 = 3,038.24/x
  3. Step 3: Cross multiply
    4,807.28x = 6,630.32 × 3,038.24
  4. Step 4: Simplify right side
    4,807.28x = 20,144,488.25
  5. Step 5: Solve for x
    x = 20,144,488.25/4,807.28
  6. Step 6: Final answer
    x = 4,190.41

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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.