Home / 7,527.21-10,386.51-4,169.19

Finding the Fourth Proportional to 7,527.21, 10,386.51 and 4,169.19

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Solution

The fourth proportional to 7,527.21, 10,386.51 and 4,169.19 is: 5,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.21 : 10,386.51 = 4,169.19 : x
  2. Step 2: Convert to fraction form
    7,527.21/10,386.51 = 4,169.19/x
  3. Step 3: Cross multiply
    7,527.21x = 10,386.51 × 4,169.19
  4. Step 4: Simplify right side
    7,527.21x = 43,303,333.63
  5. Step 5: Solve for x
    x = 43,303,333.63/7,527.21
  6. Step 6: Final answer
    x = 5,752.91

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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.