Home / 10,977.15-16,465.68-4,398.63

Finding the Fourth Proportional to 10,977.15, 16,465.68 and 4,398.63

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Solution

The fourth proportional to 10,977.15, 16,465.68 and 4,398.63 is: 6,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.15 : 16,465.68 = 4,398.63 : x
  2. Step 2: Convert to fraction form
    10,977.15/16,465.68 = 4,398.63/x
  3. Step 3: Cross multiply
    10,977.15x = 16,465.68 × 4,398.63
  4. Step 4: Simplify right side
    10,977.15x = 72,426,434.02
  5. Step 5: Solve for x
    x = 72,426,434.02/10,977.15
  6. Step 6: Final answer
    x = 6,597.93

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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.