Home / 6,854.81-9,444.59-4,612.79

Finding the Fourth Proportional to 6,854.81, 9,444.59 and 4,612.79

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Solution

The fourth proportional to 6,854.81, 9,444.59 and 4,612.79 is: 6,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.81 : 9,444.59 = 4,612.79 : x
  2. Step 2: Convert to fraction form
    6,854.81/9,444.59 = 4,612.79/x
  3. Step 3: Cross multiply
    6,854.81x = 9,444.59 × 4,612.79
  4. Step 4: Simplify right side
    6,854.81x = 43,565,892.73
  5. Step 5: Solve for x
    x = 43,565,892.73/6,854.81
  6. Step 6: Final answer
    x = 6,355.53

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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.