Home / 10,275.93-15,412.27-3,698.73

Finding the Fourth Proportional to 10,275.93, 15,412.27 and 3,698.73

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Solution

The fourth proportional to 10,275.93, 15,412.27 and 3,698.73 is: 5,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.93 : 15,412.27 = 3,698.73 : x
  2. Step 2: Convert to fraction form
    10,275.93/15,412.27 = 3,698.73/x
  3. Step 3: Cross multiply
    10,275.93x = 15,412.27 × 3,698.73
  4. Step 4: Simplify right side
    10,275.93x = 57,005,825.42
  5. Step 5: Solve for x
    x = 57,005,825.42/10,275.93
  6. Step 6: Final answer
    x = 5,547.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.