Home / 8,346.14-11,518.68-4,988.93

Finding the Fourth Proportional to 8,346.14, 11,518.68 and 4,988.93

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Solution

The fourth proportional to 8,346.14, 11,518.68 and 4,988.93 is: 6,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.14 : 11,518.68 = 4,988.93 : x
  2. Step 2: Convert to fraction form
    8,346.14/11,518.68 = 4,988.93/x
  3. Step 3: Cross multiply
    8,346.14x = 11,518.68 × 4,988.93
  4. Step 4: Simplify right side
    8,346.14x = 57,465,830.62
  5. Step 5: Solve for x
    x = 57,465,830.62/8,346.14
  6. Step 6: Final answer
    x = 6,885.32

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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.