Home / 7,848.68-10,831.56-4,866.08

Finding the Fourth Proportional to 7,848.68, 10,831.56 and 4,866.08

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Solution

The fourth proportional to 7,848.68, 10,831.56 and 4,866.08 is: 6,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.68 : 10,831.56 = 4,866.08 : x
  2. Step 2: Convert to fraction form
    7,848.68/10,831.56 = 4,866.08/x
  3. Step 3: Cross multiply
    7,848.68x = 10,831.56 × 4,866.08
  4. Step 4: Simplify right side
    7,848.68x = 52,707,237.48
  5. Step 5: Solve for x
    x = 52,707,237.48/7,848.68
  6. Step 6: Final answer
    x = 6,715.43

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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.