Home / 7,018.29-9,688.75-4,366.55

Finding the Fourth Proportional to 7,018.29, 9,688.75 and 4,366.55

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Solution

The fourth proportional to 7,018.29, 9,688.75 and 4,366.55 is: 6,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.29 : 9,688.75 = 4,366.55 : x
  2. Step 2: Convert to fraction form
    7,018.29/9,688.75 = 4,366.55/x
  3. Step 3: Cross multiply
    7,018.29x = 9,688.75 × 4,366.55
  4. Step 4: Simplify right side
    7,018.29x = 42,306,424.62
  5. Step 5: Solve for x
    x = 42,306,424.62/7,018.29
  6. Step 6: Final answer
    x = 6,028.02

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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.