Home / 7,651.12-10,564.77-6,235.02

Finding the Fourth Proportional to 7,651.12, 10,564.77 and 6,235.02

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Solution

The fourth proportional to 7,651.12, 10,564.77 and 6,235.02 is: 8,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.12 : 10,564.77 = 6,235.02 : x
  2. Step 2: Convert to fraction form
    7,651.12/10,564.77 = 6,235.02/x
  3. Step 3: Cross multiply
    7,651.12x = 10,564.77 × 6,235.02
  4. Step 4: Simplify right side
    7,651.12x = 65,871,552.25
  5. Step 5: Solve for x
    x = 65,871,552.25/7,651.12
  6. Step 6: Final answer
    x = 8,609.40

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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.