Home / 5,870.12-8,096.10-4,988.84

Finding the Fourth Proportional to 5,870.12, 8,096.10 and 4,988.84

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Solution

The fourth proportional to 5,870.12, 8,096.10 and 4,988.84 is: 6,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.12 : 8,096.10 = 4,988.84 : x
  2. Step 2: Convert to fraction form
    5,870.12/8,096.10 = 4,988.84/x
  3. Step 3: Cross multiply
    5,870.12x = 8,096.10 × 4,988.84
  4. Step 4: Simplify right side
    5,870.12x = 40,390,147.52
  5. Step 5: Solve for x
    x = 40,390,147.52/5,870.12
  6. Step 6: Final answer
    x = 6,880.63

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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.