Home / 7,561.57-10,434.63-4,374.36

Finding the Fourth Proportional to 7,561.57, 10,434.63 and 4,374.36

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Solution

The fourth proportional to 7,561.57, 10,434.63 and 4,374.36 is: 6,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.57 : 10,434.63 = 4,374.36 : x
  2. Step 2: Convert to fraction form
    7,561.57/10,434.63 = 4,374.36/x
  3. Step 3: Cross multiply
    7,561.57x = 10,434.63 × 4,374.36
  4. Step 4: Simplify right side
    7,561.57x = 45,644,828.09
  5. Step 5: Solve for x
    x = 45,644,828.09/7,561.57
  6. Step 6: Final answer
    x = 6,036.42

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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.