Home / 12,964.90-19,446.40-5,065.93

Finding the Fourth Proportional to 12,964.90, 19,446.40 and 5,065.93

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Solution

The fourth proportional to 12,964.90, 19,446.40 and 5,065.93 is: 7,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.90 : 19,446.40 = 5,065.93 : x
  2. Step 2: Convert to fraction form
    12,964.90/19,446.40 = 5,065.93/x
  3. Step 3: Cross multiply
    12,964.90x = 19,446.40 × 5,065.93
  4. Step 4: Simplify right side
    12,964.90x = 98,514,101.15
  5. Step 5: Solve for x
    x = 98,514,101.15/12,964.90
  6. Step 6: Final answer
    x = 7,598.53

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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.