Home / 7,637.38-10,544.71-4,770.48

Finding the Fourth Proportional to 7,637.38, 10,544.71 and 4,770.48

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Solution

The fourth proportional to 7,637.38, 10,544.71 and 4,770.48 is: 6,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.38 : 10,544.71 = 4,770.48 : x
  2. Step 2: Convert to fraction form
    7,637.38/10,544.71 = 4,770.48/x
  3. Step 3: Cross multiply
    7,637.38x = 10,544.71 × 4,770.48
  4. Step 4: Simplify right side
    7,637.38x = 50,303,328.16
  5. Step 5: Solve for x
    x = 50,303,328.16/7,637.38
  6. Step 6: Final answer
    x = 6,586.46

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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.