Home / 4,815.02-6,642.84-3,244.16

Finding the Fourth Proportional to 4,815.02, 6,642.84 and 3,244.16

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Solution

The fourth proportional to 4,815.02, 6,642.84 and 3,244.16 is: 4,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.02 : 6,642.84 = 3,244.16 : x
  2. Step 2: Convert to fraction form
    4,815.02/6,642.84 = 3,244.16/x
  3. Step 3: Cross multiply
    4,815.02x = 6,642.84 × 3,244.16
  4. Step 4: Simplify right side
    4,815.02x = 21,550,435.81
  5. Step 5: Solve for x
    x = 21,550,435.81/4,815.02
  6. Step 6: Final answer
    x = 4,475.67

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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.