Home / 10,518.73-14,515.90-5,803.01

Finding the Fourth Proportional to 10,518.73, 14,515.90 and 5,803.01

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Solution

The fourth proportional to 10,518.73, 14,515.90 and 5,803.01 is: 8,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.73 : 14,515.90 = 5,803.01 : x
  2. Step 2: Convert to fraction form
    10,518.73/14,515.90 = 5,803.01/x
  3. Step 3: Cross multiply
    10,518.73x = 14,515.90 × 5,803.01
  4. Step 4: Simplify right side
    10,518.73x = 84,235,912.86
  5. Step 5: Solve for x
    x = 84,235,912.86/10,518.73
  6. Step 6: Final answer
    x = 8,008.18

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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.