Home / 5,818.77-8,679.33-5,341.14

Finding the Fourth Proportional to 5,818.77, 8,679.33 and 5,341.14

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Solution

The fourth proportional to 5,818.77, 8,679.33 and 5,341.14 is: 7,966.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.77 : 8,679.33 = 5,341.14 : x
  2. Step 2: Convert to fraction form
    5,818.77/8,679.33 = 5,341.14/x
  3. Step 3: Cross multiply
    5,818.77x = 8,679.33 × 5,341.14
  4. Step 4: Simplify right side
    5,818.77x = 46,357,516.64
  5. Step 5: Solve for x
    x = 46,357,516.64/5,818.77
  6. Step 6: Final answer
    x = 7,966.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.