Home / 7,664.84-11,492.92-4,545.28

Finding the Fourth Proportional to 7,664.84, 11,492.92 and 4,545.28

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Solution

The fourth proportional to 7,664.84, 11,492.92 and 4,545.28 is: 6,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.84 : 11,492.92 = 4,545.28 : x
  2. Step 2: Convert to fraction form
    7,664.84/11,492.92 = 4,545.28/x
  3. Step 3: Cross multiply
    7,664.84x = 11,492.92 × 4,545.28
  4. Step 4: Simplify right side
    7,664.84x = 52,238,539.42
  5. Step 5: Solve for x
    x = 52,238,539.42/7,664.84
  6. Step 6: Final answer
    x = 6,815.35

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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.