Home / 10,089.60-13,913.52-7,252.08

Finding the Fourth Proportional to 10,089.60, 13,913.52 and 7,252.08

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Solution

The fourth proportional to 10,089.60, 13,913.52 and 7,252.08 is: 10,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.60 : 13,913.52 = 7,252.08 : x
  2. Step 2: Convert to fraction form
    10,089.60/13,913.52 = 7,252.08/x
  3. Step 3: Cross multiply
    10,089.60x = 13,913.52 × 7,252.08
  4. Step 4: Simplify right side
    10,089.60x = 100,901,960.12
  5. Step 5: Solve for x
    x = 100,901,960.12/10,089.60
  6. Step 6: Final answer
    x = 10,000.59

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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.