Home / 7,297.12-10,070.09-4,153.51

Finding the Fourth Proportional to 7,297.12, 10,070.09 and 4,153.51

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Solution

The fourth proportional to 7,297.12, 10,070.09 and 4,153.51 is: 5,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.12 : 10,070.09 = 4,153.51 : x
  2. Step 2: Convert to fraction form
    7,297.12/10,070.09 = 4,153.51/x
  3. Step 3: Cross multiply
    7,297.12x = 10,070.09 × 4,153.51
  4. Step 4: Simplify right side
    7,297.12x = 41,826,219.52
  5. Step 5: Solve for x
    x = 41,826,219.52/7,297.12
  6. Step 6: Final answer
    x = 5,731.88

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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.