Home / 10,053.08-13,847.38-8,457.80

Finding the Fourth Proportional to 10,053.08, 13,847.38 and 8,457.80

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Solution

The fourth proportional to 10,053.08, 13,847.38 and 8,457.80 is: 11,650.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.08 : 13,847.38 = 8,457.80 : x
  2. Step 2: Convert to fraction form
    10,053.08/13,847.38 = 8,457.80/x
  3. Step 3: Cross multiply
    10,053.08x = 13,847.38 × 8,457.80
  4. Step 4: Simplify right side
    10,053.08x = 117,118,370.56
  5. Step 5: Solve for x
    x = 117,118,370.56/10,053.08
  6. Step 6: Final answer
    x = 11,650.00

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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.