Home / 7,848.47-10,831.49-4,492.33

Finding the Fourth Proportional to 7,848.47, 10,831.49 and 4,492.33

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Solution

The fourth proportional to 7,848.47, 10,831.49 and 4,492.33 is: 6,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.47 : 10,831.49 = 4,492.33 : x
  2. Step 2: Convert to fraction form
    7,848.47/10,831.49 = 4,492.33/x
  3. Step 3: Cross multiply
    7,848.47x = 10,831.49 × 4,492.33
  4. Step 4: Simplify right side
    7,848.47x = 48,658,635.40
  5. Step 5: Solve for x
    x = 48,658,635.40/7,848.47
  6. Step 6: Final answer
    x = 6,199.76

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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.