Home / 10,321.49-15,477.67-4,401.10

Finding the Fourth Proportional to 10,321.49, 15,477.67 and 4,401.10

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Solution

The fourth proportional to 10,321.49, 15,477.67 and 4,401.10 is: 6,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321.49 : 15,477.67 = 4,401.10 : x
  2. Step 2: Convert to fraction form
    10,321.49/15,477.67 = 4,401.10/x
  3. Step 3: Cross multiply
    10,321.49x = 15,477.67 × 4,401.10
  4. Step 4: Simplify right side
    10,321.49x = 68,118,798.29
  5. Step 5: Solve for x
    x = 68,118,798.29/10,321.49
  6. Step 6: Final answer
    x = 6,599.70

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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.