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Finding the Fourth Proportional to 7,064.55, 10,596.83 and 1,870.43

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Solution

The fourth proportional to 7,064.55, 10,596.83 and 1,870.43 is: 2,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064.55 : 10,596.83 = 1,870.43 : x
  2. Step 2: Convert to fraction form
    7,064.55/10,596.83 = 1,870.43/x
  3. Step 3: Cross multiply
    7,064.55x = 10,596.83 × 1,870.43
  4. Step 4: Simplify right side
    7,064.55x = 19,820,566.40
  5. Step 5: Solve for x
    x = 19,820,566.40/7,064.55
  6. Step 6: Final answer
    x = 2,805.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.