Home / 5,918.70-8,834.16-5,124.51

Finding the Fourth Proportional to 5,918.70, 8,834.16 and 5,124.51

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Solution

The fourth proportional to 5,918.70, 8,834.16 and 5,124.51 is: 7,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.70 : 8,834.16 = 5,124.51 : x
  2. Step 2: Convert to fraction form
    5,918.70/8,834.16 = 5,124.51/x
  3. Step 3: Cross multiply
    5,918.70x = 8,834.16 × 5,124.51
  4. Step 4: Simplify right side
    5,918.70x = 45,270,741.26
  5. Step 5: Solve for x
    x = 45,270,741.26/5,918.70
  6. Step 6: Final answer
    x = 7,648.76

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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.