Home / 6,130.15-8,459.61-3,440.99

Finding the Fourth Proportional to 6,130.15, 8,459.61 and 3,440.99

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Solution

The fourth proportional to 6,130.15, 8,459.61 and 3,440.99 is: 4,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.15 : 8,459.61 = 3,440.99 : x
  2. Step 2: Convert to fraction form
    6,130.15/8,459.61 = 3,440.99/x
  3. Step 3: Cross multiply
    6,130.15x = 8,459.61 × 3,440.99
  4. Step 4: Simplify right side
    6,130.15x = 29,109,460.81
  5. Step 5: Solve for x
    x = 29,109,460.81/6,130.15
  6. Step 6: Final answer
    x = 4,748.57

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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.