Home / 12,966.08-17,894.64-7,301

Finding the Fourth Proportional to 12,966.08, 17,894.64 and 7,301

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Solution

The fourth proportional to 12,966.08, 17,894.64 and 7,301 is: 10,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,966.08 : 17,894.64 = 7,301 : x
  2. Step 2: Convert to fraction form
    12,966.08/17,894.64 = 7,301/x
  3. Step 3: Cross multiply
    12,966.08x = 17,894.64 × 7,301
  4. Step 4: Simplify right side
    12,966.08x = 130,648,766.64
  5. Step 5: Solve for x
    x = 130,648,766.64/12,966.08
  6. Step 6: Final answer
    x = 10,076.20

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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.