Home / 8,970.82-13,457.08-2,397.40

Finding the Fourth Proportional to 8,970.82, 13,457.08 and 2,397.40

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Solution

The fourth proportional to 8,970.82, 13,457.08 and 2,397.40 is: 3,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970.82 : 13,457.08 = 2,397.40 : x
  2. Step 2: Convert to fraction form
    8,970.82/13,457.08 = 2,397.40/x
  3. Step 3: Cross multiply
    8,970.82x = 13,457.08 × 2,397.40
  4. Step 4: Simplify right side
    8,970.82x = 32,262,003.59
  5. Step 5: Solve for x
    x = 32,262,003.59/8,970.82
  6. Step 6: Final answer
    x = 3,596.33

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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.