Home / 10,576.12-14,595.24-6,386.80

Finding the Fourth Proportional to 10,576.12, 14,595.24 and 6,386.80

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Solution

The fourth proportional to 10,576.12, 14,595.24 and 6,386.80 is: 8,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576.12 : 14,595.24 = 6,386.80 : x
  2. Step 2: Convert to fraction form
    10,576.12/14,595.24 = 6,386.80/x
  3. Step 3: Cross multiply
    10,576.12x = 14,595.24 × 6,386.80
  4. Step 4: Simplify right side
    10,576.12x = 93,216,878.83
  5. Step 5: Solve for x
    x = 93,216,878.83/10,576.12
  6. Step 6: Final answer
    x = 8,813.90

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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.