Home / 6,972.16-10,457.92-2,355.20

Finding the Fourth Proportional to 6,972.16, 10,457.92 and 2,355.20

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Solution

The fourth proportional to 6,972.16, 10,457.92 and 2,355.20 is: 3,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.16 : 10,457.92 = 2,355.20 : x
  2. Step 2: Convert to fraction form
    6,972.16/10,457.92 = 2,355.20/x
  3. Step 3: Cross multiply
    6,972.16x = 10,457.92 × 2,355.20
  4. Step 4: Simplify right side
    6,972.16x = 24,630,493.18
  5. Step 5: Solve for x
    x = 24,630,493.18/6,972.16
  6. Step 6: Final answer
    x = 3,532.69

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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.