Home / 10,368.76-15,553.32-2,577.64

Finding the Fourth Proportional to 10,368.76, 15,553.32 and 2,577.64

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Solution

The fourth proportional to 10,368.76, 15,553.32 and 2,577.64 is: 3,866.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.76 : 15,553.32 = 2,577.64 : x
  2. Step 2: Convert to fraction form
    10,368.76/15,553.32 = 2,577.64/x
  3. Step 3: Cross multiply
    10,368.76x = 15,553.32 × 2,577.64
  4. Step 4: Simplify right side
    10,368.76x = 40,090,859.76
  5. Step 5: Solve for x
    x = 40,090,859.76/10,368.76
  6. Step 6: Final answer
    x = 3,866.50

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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.