Home / 8,612.56-11,885.33-5,030.00

Finding the Fourth Proportional to 8,612.56, 11,885.33 and 5,030.00

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Solution

The fourth proportional to 8,612.56, 11,885.33 and 5,030.00 is: 6,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612.56 : 11,885.33 = 5,030.00 : x
  2. Step 2: Convert to fraction form
    8,612.56/11,885.33 = 5,030.00/x
  3. Step 3: Cross multiply
    8,612.56x = 11,885.33 × 5,030.00
  4. Step 4: Simplify right side
    8,612.56x = 59,783,207.62
  5. Step 5: Solve for x
    x = 59,783,207.62/8,612.56
  6. Step 6: Final answer
    x = 6,941.40

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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.