Home / 8,701.16-13,051.02-2,858.12

Finding the Fourth Proportional to 8,701.16, 13,051.02 and 2,858.12

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Solution

The fourth proportional to 8,701.16, 13,051.02 and 2,858.12 is: 4,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.16 : 13,051.02 = 2,858.12 : x
  2. Step 2: Convert to fraction form
    8,701.16/13,051.02 = 2,858.12/x
  3. Step 3: Cross multiply
    8,701.16x = 13,051.02 × 2,858.12
  4. Step 4: Simplify right side
    8,701.16x = 37,301,381.28
  5. Step 5: Solve for x
    x = 37,301,381.28/8,701.16
  6. Step 6: Final answer
    x = 4,286.94

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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.