Home / 6,106.17-8,430.30-4,687.14

Finding the Fourth Proportional to 6,106.17, 8,430.30 and 4,687.14

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Solution

The fourth proportional to 6,106.17, 8,430.30 and 4,687.14 is: 6,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.17 : 8,430.30 = 4,687.14 : x
  2. Step 2: Convert to fraction form
    6,106.17/8,430.30 = 4,687.14/x
  3. Step 3: Cross multiply
    6,106.17x = 8,430.30 × 4,687.14
  4. Step 4: Simplify right side
    6,106.17x = 39,513,996.34
  5. Step 5: Solve for x
    x = 39,513,996.34/6,106.17
  6. Step 6: Final answer
    x = 6,471.16

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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.