Home / 4,621.90-6,378.20-2,526.02

Finding the Fourth Proportional to 4,621.90, 6,378.20 and 2,526.02

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Solution

The fourth proportional to 4,621.90, 6,378.20 and 2,526.02 is: 3,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.90 : 6,378.20 = 2,526.02 : x
  2. Step 2: Convert to fraction form
    4,621.90/6,378.20 = 2,526.02/x
  3. Step 3: Cross multiply
    4,621.90x = 6,378.20 × 2,526.02
  4. Step 4: Simplify right side
    4,621.90x = 16,111,460.76
  5. Step 5: Solve for x
    x = 16,111,460.76/4,621.90
  6. Step 6: Final answer
    x = 3,485.90

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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.