Home / 7,395.80-10,206.18-4,038.62

Finding the Fourth Proportional to 7,395.80, 10,206.18 and 4,038.62

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Solution

The fourth proportional to 7,395.80, 10,206.18 and 4,038.62 is: 5,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.80 : 10,206.18 = 4,038.62 : x
  2. Step 2: Convert to fraction form
    7,395.80/10,206.18 = 4,038.62/x
  3. Step 3: Cross multiply
    7,395.80x = 10,206.18 × 4,038.62
  4. Step 4: Simplify right side
    7,395.80x = 41,218,831.64
  5. Step 5: Solve for x
    x = 41,218,831.64/7,395.80
  6. Step 6: Final answer
    x = 5,573.28

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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.