Home / 10,742.12-14,827.80-6,495.56

Finding the Fourth Proportional to 10,742.12, 14,827.80 and 6,495.56

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Solution

The fourth proportional to 10,742.12, 14,827.80 and 6,495.56 is: 8,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.12 : 14,827.80 = 6,495.56 : x
  2. Step 2: Convert to fraction form
    10,742.12/14,827.80 = 6,495.56/x
  3. Step 3: Cross multiply
    10,742.12x = 14,827.80 × 6,495.56
  4. Step 4: Simplify right side
    10,742.12x = 96,314,864.57
  5. Step 5: Solve for x
    x = 96,314,864.57/10,742.12
  6. Step 6: Final answer
    x = 8,966.09

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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.