Home / 8,746.88-12,070.40-5,020.16

Finding the Fourth Proportional to 8,746.88, 12,070.40 and 5,020.16

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Solution

The fourth proportional to 8,746.88, 12,070.40 and 5,020.16 is: 6,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.88 : 12,070.40 = 5,020.16 : x
  2. Step 2: Convert to fraction form
    8,746.88/12,070.40 = 5,020.16/x
  3. Step 3: Cross multiply
    8,746.88x = 12,070.40 × 5,020.16
  4. Step 4: Simplify right side
    8,746.88x = 60,595,339.26
  5. Step 5: Solve for x
    x = 60,595,339.26/8,746.88
  6. Step 6: Final answer
    x = 6,927.65

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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.