Home / 5,474.85-8,210.25-4,307.13

Finding the Fourth Proportional to 5,474.85, 8,210.25 and 4,307.13

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Solution

The fourth proportional to 5,474.85, 8,210.25 and 4,307.13 is: 6,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.85 : 8,210.25 = 4,307.13 : x
  2. Step 2: Convert to fraction form
    5,474.85/8,210.25 = 4,307.13/x
  3. Step 3: Cross multiply
    5,474.85x = 8,210.25 × 4,307.13
  4. Step 4: Simplify right side
    5,474.85x = 35,362,614.08
  5. Step 5: Solve for x
    x = 35,362,614.08/5,474.85
  6. Step 6: Final answer
    x = 6,459.10

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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.