Home / 12,848.34-17,723.04-7,808.52

Finding the Fourth Proportional to 12,848.34, 17,723.04 and 7,808.52

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Solution

The fourth proportional to 12,848.34, 17,723.04 and 7,808.52 is: 10,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.34 : 17,723.04 = 7,808.52 : x
  2. Step 2: Convert to fraction form
    12,848.34/17,723.04 = 7,808.52/x
  3. Step 3: Cross multiply
    12,848.34x = 17,723.04 × 7,808.52
  4. Step 4: Simplify right side
    12,848.34x = 138,390,712.30
  5. Step 5: Solve for x
    x = 138,390,712.30/12,848.34
  6. Step 6: Final answer
    x = 10,771.10

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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.