Home / 8,442.07-12,664.55-2,598.55

Finding the Fourth Proportional to 8,442.07, 12,664.55 and 2,598.55

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Solution

The fourth proportional to 8,442.07, 12,664.55 and 2,598.55 is: 3,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.07 : 12,664.55 = 2,598.55 : x
  2. Step 2: Convert to fraction form
    8,442.07/12,664.55 = 2,598.55/x
  3. Step 3: Cross multiply
    8,442.07x = 12,664.55 × 2,598.55
  4. Step 4: Simplify right side
    8,442.07x = 32,909,466.40
  5. Step 5: Solve for x
    x = 32,909,466.40/8,442.07
  6. Step 6: Final answer
    x = 3,898.27

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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.