Home / 8,746.72-13,120.08-2,590.24

Finding the Fourth Proportional to 8,746.72, 13,120.08 and 2,590.24

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Solution

The fourth proportional to 8,746.72, 13,120.08 and 2,590.24 is: 3,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.72 : 13,120.08 = 2,590.24 : x
  2. Step 2: Convert to fraction form
    8,746.72/13,120.08 = 2,590.24/x
  3. Step 3: Cross multiply
    8,746.72x = 13,120.08 × 2,590.24
  4. Step 4: Simplify right side
    8,746.72x = 33,984,156.02
  5. Step 5: Solve for x
    x = 33,984,156.02/8,746.72
  6. Step 6: Final answer
    x = 3,885.36

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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.