Home / 10,250.54-15,340.95-6,555.30

Finding the Fourth Proportional to 10,250.54, 15,340.95 and 6,555.30

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Solution

The fourth proportional to 10,250.54, 15,340.95 and 6,555.30 is: 9,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.54 : 15,340.95 = 6,555.30 : x
  2. Step 2: Convert to fraction form
    10,250.54/15,340.95 = 6,555.30/x
  3. Step 3: Cross multiply
    10,250.54x = 15,340.95 × 6,555.30
  4. Step 4: Simplify right side
    10,250.54x = 100,564,529.54
  5. Step 5: Solve for x
    x = 100,564,529.54/10,250.54
  6. Step 6: Final answer
    x = 9,810.66

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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.