Home / 7,411.65-10,228.33-4,427.16

Finding the Fourth Proportional to 7,411.65, 10,228.33 and 4,427.16

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Solution

The fourth proportional to 7,411.65, 10,228.33 and 4,427.16 is: 6,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.65 : 10,228.33 = 4,427.16 : x
  2. Step 2: Convert to fraction form
    7,411.65/10,228.33 = 4,427.16/x
  3. Step 3: Cross multiply
    7,411.65x = 10,228.33 × 4,427.16
  4. Step 4: Simplify right side
    7,411.65x = 45,282,395.72
  5. Step 5: Solve for x
    x = 45,282,395.72/7,411.65
  6. Step 6: Final answer
    x = 6,109.62

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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.