Home / 5,870.66-8,101.05-3,386.18

Finding the Fourth Proportional to 5,870.66, 8,101.05 and 3,386.18

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Solution

The fourth proportional to 5,870.66, 8,101.05 and 3,386.18 is: 4,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.66 : 8,101.05 = 3,386.18 : x
  2. Step 2: Convert to fraction form
    5,870.66/8,101.05 = 3,386.18/x
  3. Step 3: Cross multiply
    5,870.66x = 8,101.05 × 3,386.18
  4. Step 4: Simplify right side
    5,870.66x = 27,431,613.49
  5. Step 5: Solve for x
    x = 27,431,613.49/5,870.66
  6. Step 6: Final answer
    x = 4,672.66

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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.