Home / 7,848.54-10,831.14-4,312.08

Finding the Fourth Proportional to 7,848.54, 10,831.14 and 4,312.08

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Solution

The fourth proportional to 7,848.54, 10,831.14 and 4,312.08 is: 5,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.54 : 10,831.14 = 4,312.08 : x
  2. Step 2: Convert to fraction form
    7,848.54/10,831.14 = 4,312.08/x
  3. Step 3: Cross multiply
    7,848.54x = 10,831.14 × 4,312.08
  4. Step 4: Simplify right side
    7,848.54x = 46,704,742.17
  5. Step 5: Solve for x
    x = 46,704,742.17/7,848.54
  6. Step 6: Final answer
    x = 5,950.76

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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.