Home / 10,397.94-14,345.60-5,920.58

Finding the Fourth Proportional to 10,397.94, 14,345.60 and 5,920.58

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Solution

The fourth proportional to 10,397.94, 14,345.60 and 5,920.58 is: 8,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.94 : 14,345.60 = 5,920.58 : x
  2. Step 2: Convert to fraction form
    10,397.94/14,345.60 = 5,920.58/x
  3. Step 3: Cross multiply
    10,397.94x = 14,345.60 × 5,920.58
  4. Step 4: Simplify right side
    10,397.94x = 84,934,272.45
  5. Step 5: Solve for x
    x = 84,934,272.45/10,397.94
  6. Step 6: Final answer
    x = 8,168.37

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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.