Home / 9,465.77-13,062.85-5,216.99

Finding the Fourth Proportional to 9,465.77, 13,062.85 and 5,216.99

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Solution

The fourth proportional to 9,465.77, 13,062.85 and 5,216.99 is: 7,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.77 : 13,062.85 = 5,216.99 : x
  2. Step 2: Convert to fraction form
    9,465.77/13,062.85 = 5,216.99/x
  3. Step 3: Cross multiply
    9,465.77x = 13,062.85 × 5,216.99
  4. Step 4: Simplify right side
    9,465.77x = 68,148,692.51
  5. Step 5: Solve for x
    x = 68,148,692.51/9,465.77
  6. Step 6: Final answer
    x = 7,199.49

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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.