Home / 7,348.32-10,139.48-4,204.51

Finding the Fourth Proportional to 7,348.32, 10,139.48 and 4,204.51

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Solution

The fourth proportional to 7,348.32, 10,139.48 and 4,204.51 is: 5,801.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.32 : 10,139.48 = 4,204.51 : x
  2. Step 2: Convert to fraction form
    7,348.32/10,139.48 = 4,204.51/x
  3. Step 3: Cross multiply
    7,348.32x = 10,139.48 × 4,204.51
  4. Step 4: Simplify right side
    7,348.32x = 42,631,514.45
  5. Step 5: Solve for x
    x = 42,631,514.45/7,348.32
  6. Step 6: Final answer
    x = 5,801.53

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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.