Home / 9,123.66-13,693.58-4,684.39

Finding the Fourth Proportional to 9,123.66, 13,693.58 and 4,684.39

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Solution

The fourth proportional to 9,123.66, 13,693.58 and 4,684.39 is: 7,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123.66 : 13,693.58 = 4,684.39 : x
  2. Step 2: Convert to fraction form
    9,123.66/13,693.58 = 4,684.39/x
  3. Step 3: Cross multiply
    9,123.66x = 13,693.58 × 4,684.39
  4. Step 4: Simplify right side
    9,123.66x = 64,146,138.58
  5. Step 5: Solve for x
    x = 64,146,138.58/9,123.66
  6. Step 6: Final answer
    x = 7,030.74

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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.