Home / 7,430.56-10,252.49-5,040.86

Finding the Fourth Proportional to 7,430.56, 10,252.49 and 5,040.86

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Solution

The fourth proportional to 7,430.56, 10,252.49 and 5,040.86 is: 6,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.56 : 10,252.49 = 5,040.86 : x
  2. Step 2: Convert to fraction form
    7,430.56/10,252.49 = 5,040.86/x
  3. Step 3: Cross multiply
    7,430.56x = 10,252.49 × 5,040.86
  4. Step 4: Simplify right side
    7,430.56x = 51,681,290.27
  5. Step 5: Solve for x
    x = 51,681,290.27/7,430.56
  6. Step 6: Final answer
    x = 6,955.24

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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.