Home / 6,130.45-8,459.93-3,612.66

Finding the Fourth Proportional to 6,130.45, 8,459.93 and 3,612.66

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Solution

The fourth proportional to 6,130.45, 8,459.93 and 3,612.66 is: 4,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.45 : 8,459.93 = 3,612.66 : x
  2. Step 2: Convert to fraction form
    6,130.45/8,459.93 = 3,612.66/x
  3. Step 3: Cross multiply
    6,130.45x = 8,459.93 × 3,612.66
  4. Step 4: Simplify right side
    6,130.45x = 30,562,850.71
  5. Step 5: Solve for x
    x = 30,562,850.71/6,130.45
  6. Step 6: Final answer
    x = 4,985.42

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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.