Home / 7,689.14-10,611.01-4,152.35

Finding the Fourth Proportional to 7,689.14, 10,611.01 and 4,152.35

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Solution

The fourth proportional to 7,689.14, 10,611.01 and 4,152.35 is: 5,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689.14 : 10,611.01 = 4,152.35 : x
  2. Step 2: Convert to fraction form
    7,689.14/10,611.01 = 4,152.35/x
  3. Step 3: Cross multiply
    7,689.14x = 10,611.01 × 4,152.35
  4. Step 4: Simplify right side
    7,689.14x = 44,060,642.94
  5. Step 5: Solve for x
    x = 44,060,642.94/7,689.14
  6. Step 6: Final answer
    x = 5,730.24

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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.