Home / 8,746.14-12,070.62-5,388.24

Finding the Fourth Proportional to 8,746.14, 12,070.62 and 5,388.24

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Solution

The fourth proportional to 8,746.14, 12,070.62 and 5,388.24 is: 7,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.14 : 12,070.62 = 5,388.24 : x
  2. Step 2: Convert to fraction form
    8,746.14/12,070.62 = 5,388.24/x
  3. Step 3: Cross multiply
    8,746.14x = 12,070.62 × 5,388.24
  4. Step 4: Simplify right side
    8,746.14x = 65,039,397.51
  5. Step 5: Solve for x
    x = 65,039,397.51/8,746.14
  6. Step 6: Final answer
    x = 7,436.35

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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.