Home / 8,332.79-12,485.35-5,862.42

Finding the Fourth Proportional to 8,332.79, 12,485.35 and 5,862.42

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Solution

The fourth proportional to 8,332.79, 12,485.35 and 5,862.42 is: 8,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.79 : 12,485.35 = 5,862.42 : x
  2. Step 2: Convert to fraction form
    8,332.79/12,485.35 = 5,862.42/x
  3. Step 3: Cross multiply
    8,332.79x = 12,485.35 × 5,862.42
  4. Step 4: Simplify right side
    8,332.79x = 73,194,339.90
  5. Step 5: Solve for x
    x = 73,194,339.90/8,332.79
  6. Step 6: Final answer
    x = 8,783.89

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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.