Home / 7,368.47-10,168.54-4,011.42

Finding the Fourth Proportional to 7,368.47, 10,168.54 and 4,011.42

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Solution

The fourth proportional to 7,368.47, 10,168.54 and 4,011.42 is: 5,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.47 : 10,168.54 = 4,011.42 : x
  2. Step 2: Convert to fraction form
    7,368.47/10,168.54 = 4,011.42/x
  3. Step 3: Cross multiply
    7,368.47x = 10,168.54 × 4,011.42
  4. Step 4: Simplify right side
    7,368.47x = 40,790,312.83
  5. Step 5: Solve for x
    x = 40,790,312.83/7,368.47
  6. Step 6: Final answer
    x = 5,535.79

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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.