Home / 3,116.47-4,300.67-1,700.16

Finding the Fourth Proportional to 3,116.47, 4,300.67 and 1,700.16

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Solution

The fourth proportional to 3,116.47, 4,300.67 and 1,700.16 is: 2,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.47 : 4,300.67 = 1,700.16 : x
  2. Step 2: Convert to fraction form
    3,116.47/4,300.67 = 1,700.16/x
  3. Step 3: Cross multiply
    3,116.47x = 4,300.67 × 1,700.16
  4. Step 4: Simplify right side
    3,116.47x = 7,311,827.11
  5. Step 5: Solve for x
    x = 7,311,827.11/3,116.47
  6. Step 6: Final answer
    x = 2,346.19

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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.