Home / 7,690.06-10,612.28-4,153.27

Finding the Fourth Proportional to 7,690.06, 10,612.28 and 4,153.27

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Solution

The fourth proportional to 7,690.06, 10,612.28 and 4,153.27 is: 5,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.06 : 10,612.28 = 4,153.27 : x
  2. Step 2: Convert to fraction form
    7,690.06/10,612.28 = 4,153.27/x
  3. Step 3: Cross multiply
    7,690.06x = 10,612.28 × 4,153.27
  4. Step 4: Simplify right side
    7,690.06x = 44,075,616.86
  5. Step 5: Solve for x
    x = 44,075,616.86/7,690.06
  6. Step 6: Final answer
    x = 5,731.51

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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.