Home / 6,416.16-9,627.84-2,953.68

Finding the Fourth Proportional to 6,416.16, 9,627.84 and 2,953.68

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Solution

The fourth proportional to 6,416.16, 9,627.84 and 2,953.68 is: 4,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.16 : 9,627.84 = 2,953.68 : x
  2. Step 2: Convert to fraction form
    6,416.16/9,627.84 = 2,953.68/x
  3. Step 3: Cross multiply
    6,416.16x = 9,627.84 × 2,953.68
  4. Step 4: Simplify right side
    6,416.16x = 28,437,558.45
  5. Step 5: Solve for x
    x = 28,437,558.45/6,416.16
  6. Step 6: Final answer
    x = 4,432.18

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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.