Home / 12,518.02-17,274.90-6,929.02

Finding the Fourth Proportional to 12,518.02, 17,274.90 and 6,929.02

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Solution

The fourth proportional to 12,518.02, 17,274.90 and 6,929.02 is: 9,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518.02 : 17,274.90 = 6,929.02 : x
  2. Step 2: Convert to fraction form
    12,518.02/17,274.90 = 6,929.02/x
  3. Step 3: Cross multiply
    12,518.02x = 17,274.90 × 6,929.02
  4. Step 4: Simplify right side
    12,518.02x = 119,698,127.60
  5. Step 5: Solve for x
    x = 119,698,127.60/12,518.02
  6. Step 6: Final answer
    x = 9,562.07

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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.