Home / 7,848.05-10,828.19-4,658.69

Finding the Fourth Proportional to 7,848.05, 10,828.19 and 4,658.69

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Solution

The fourth proportional to 7,848.05, 10,828.19 and 4,658.69 is: 6,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.05 : 10,828.19 = 4,658.69 : x
  2. Step 2: Convert to fraction form
    7,848.05/10,828.19 = 4,658.69/x
  3. Step 3: Cross multiply
    7,848.05x = 10,828.19 × 4,658.69
  4. Step 4: Simplify right side
    7,848.05x = 50,445,219.19
  5. Step 5: Solve for x
    x = 50,445,219.19/7,848.05
  6. Step 6: Final answer
    x = 6,427.74

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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.