Home / 10,705.57-16,058.48-4,782.76

Finding the Fourth Proportional to 10,705.57, 16,058.48 and 4,782.76

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Solution

The fourth proportional to 10,705.57, 16,058.48 and 4,782.76 is: 7,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705.57 : 16,058.48 = 4,782.76 : x
  2. Step 2: Convert to fraction form
    10,705.57/16,058.48 = 4,782.76/x
  3. Step 3: Cross multiply
    10,705.57x = 16,058.48 × 4,782.76
  4. Step 4: Simplify right side
    10,705.57x = 76,803,855.80
  5. Step 5: Solve for x
    x = 76,803,855.80/10,705.57
  6. Step 6: Final answer
    x = 7,174.20

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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.