Home / 4,720.98-6,513.57-3,148.50

Finding the Fourth Proportional to 4,720.98, 6,513.57 and 3,148.50

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Solution

The fourth proportional to 4,720.98, 6,513.57 and 3,148.50 is: 4,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.98 : 6,513.57 = 3,148.50 : x
  2. Step 2: Convert to fraction form
    4,720.98/6,513.57 = 3,148.50/x
  3. Step 3: Cross multiply
    4,720.98x = 6,513.57 × 3,148.50
  4. Step 4: Simplify right side
    4,720.98x = 20,507,975.15
  5. Step 5: Solve for x
    x = 20,507,975.15/4,720.98
  6. Step 6: Final answer
    x = 4,344.01

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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.