Home / 7,486.30-10,326.86-4,686.94

Finding the Fourth Proportional to 7,486.30, 10,326.86 and 4,686.94

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Solution

The fourth proportional to 7,486.30, 10,326.86 and 4,686.94 is: 6,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.30 : 10,326.86 = 4,686.94 : x
  2. Step 2: Convert to fraction form
    7,486.30/10,326.86 = 4,686.94/x
  3. Step 3: Cross multiply
    7,486.30x = 10,326.86 × 4,686.94
  4. Step 4: Simplify right side
    7,486.30x = 48,401,373.21
  5. Step 5: Solve for x
    x = 48,401,373.21/7,486.30
  6. Step 6: Final answer
    x = 6,465.33

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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.