Home / 10,366.25-15,549.84-2,971.76

Finding the Fourth Proportional to 10,366.25, 15,549.84 and 2,971.76

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Solution

The fourth proportional to 10,366.25, 15,549.84 and 2,971.76 is: 4,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.25 : 15,549.84 = 2,971.76 : x
  2. Step 2: Convert to fraction form
    10,366.25/15,549.84 = 2,971.76/x
  3. Step 3: Cross multiply
    10,366.25x = 15,549.84 × 2,971.76
  4. Step 4: Simplify right side
    10,366.25x = 46,210,314.77
  5. Step 5: Solve for x
    x = 46,210,314.77/10,366.25
  6. Step 6: Final answer
    x = 4,457.77

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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.