Home / 10,184.06-15,281.76-5,503.98

Finding the Fourth Proportional to 10,184.06, 15,281.76 and 5,503.98

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Solution

The fourth proportional to 10,184.06, 15,281.76 and 5,503.98 is: 8,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.06 : 15,281.76 = 5,503.98 : x
  2. Step 2: Convert to fraction form
    10,184.06/15,281.76 = 5,503.98/x
  3. Step 3: Cross multiply
    10,184.06x = 15,281.76 × 5,503.98
  4. Step 4: Simplify right side
    10,184.06x = 84,110,501.40
  5. Step 5: Solve for x
    x = 84,110,501.40/10,184.06
  6. Step 6: Final answer
    x = 8,259.03

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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.