Home / 5,386.03-8,076.95-2,265.91

Finding the Fourth Proportional to 5,386.03, 8,076.95 and 2,265.91

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Solution

The fourth proportional to 5,386.03, 8,076.95 and 2,265.91 is: 3,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.03 : 8,076.95 = 2,265.91 : x
  2. Step 2: Convert to fraction form
    5,386.03/8,076.95 = 2,265.91/x
  3. Step 3: Cross multiply
    5,386.03x = 8,076.95 × 2,265.91
  4. Step 4: Simplify right side
    5,386.03x = 18,301,618.75
  5. Step 5: Solve for x
    x = 18,301,618.75/5,386.03
  6. Step 6: Final answer
    x = 3,397.98

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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.