Home / 7,326.29-10,103.64-4,807.45

Finding the Fourth Proportional to 7,326.29, 10,103.64 and 4,807.45

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Solution

The fourth proportional to 7,326.29, 10,103.64 and 4,807.45 is: 6,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.29 : 10,103.64 = 4,807.45 : x
  2. Step 2: Convert to fraction form
    7,326.29/10,103.64 = 4,807.45/x
  3. Step 3: Cross multiply
    7,326.29x = 10,103.64 × 4,807.45
  4. Step 4: Simplify right side
    7,326.29x = 48,572,738.72
  5. Step 5: Solve for x
    x = 48,572,738.72/7,326.29
  6. Step 6: Final answer
    x = 6,629.92

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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.