Home / 11,254.41-15,525.81-7,276.77

Finding the Fourth Proportional to 11,254.41, 15,525.81 and 7,276.77

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Solution

The fourth proportional to 11,254.41, 15,525.81 and 7,276.77 is: 10,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.41 : 15,525.81 = 7,276.77 : x
  2. Step 2: Convert to fraction form
    11,254.41/15,525.81 = 7,276.77/x
  3. Step 3: Cross multiply
    11,254.41x = 15,525.81 × 7,276.77
  4. Step 4: Simplify right side
    11,254.41x = 112,977,748.43
  5. Step 5: Solve for x
    x = 112,977,748.43/11,254.41
  6. Step 6: Final answer
    x = 10,038.53

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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.