Home / 7,348.02-10,139.78-4,364.08

Finding the Fourth Proportional to 7,348.02, 10,139.78 and 4,364.08

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Solution

The fourth proportional to 7,348.02, 10,139.78 and 4,364.08 is: 6,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.02 : 10,139.78 = 4,364.08 : x
  2. Step 2: Convert to fraction form
    7,348.02/10,139.78 = 4,364.08/x
  3. Step 3: Cross multiply
    7,348.02x = 10,139.78 × 4,364.08
  4. Step 4: Simplify right side
    7,348.02x = 44,250,796.66
  5. Step 5: Solve for x
    x = 44,250,796.66/7,348.02
  6. Step 6: Final answer
    x = 6,022.14

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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.