Home / 10,385.04-14,329.68-6,556.08

Finding the Fourth Proportional to 10,385.04, 14,329.68 and 6,556.08

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Solution

The fourth proportional to 10,385.04, 14,329.68 and 6,556.08 is: 9,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385.04 : 14,329.68 = 6,556.08 : x
  2. Step 2: Convert to fraction form
    10,385.04/14,329.68 = 6,556.08/x
  3. Step 3: Cross multiply
    10,385.04x = 14,329.68 × 6,556.08
  4. Step 4: Simplify right side
    10,385.04x = 93,946,528.45
  5. Step 5: Solve for x
    x = 93,946,528.45/10,385.04
  6. Step 6: Final answer
    x = 9,046.33

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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.