Home / 8,655.99-11,945.28-4,677.10

Finding the Fourth Proportional to 8,655.99, 11,945.28 and 4,677.10

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Solution

The fourth proportional to 8,655.99, 11,945.28 and 4,677.10 is: 6,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655.99 : 11,945.28 = 4,677.10 : x
  2. Step 2: Convert to fraction form
    8,655.99/11,945.28 = 4,677.10/x
  3. Step 3: Cross multiply
    8,655.99x = 11,945.28 × 4,677.10
  4. Step 4: Simplify right side
    8,655.99x = 55,869,269.09
  5. Step 5: Solve for x
    x = 55,869,269.09/8,655.99
  6. Step 6: Final answer
    x = 6,454.41

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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.