Home / 4,913.20-7,371.48-2,316.32

Finding the Fourth Proportional to 4,913.20, 7,371.48 and 2,316.32

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Solution

The fourth proportional to 4,913.20, 7,371.48 and 2,316.32 is: 3,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.20 : 7,371.48 = 2,316.32 : x
  2. Step 2: Convert to fraction form
    4,913.20/7,371.48 = 2,316.32/x
  3. Step 3: Cross multiply
    4,913.20x = 7,371.48 × 2,316.32
  4. Step 4: Simplify right side
    4,913.20x = 17,074,706.55
  5. Step 5: Solve for x
    x = 17,074,706.55/4,913.20
  6. Step 6: Final answer
    x = 3,475.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.