Home / 5,360.02-7,389.70-4,399.36

Finding the Fourth Proportional to 5,360.02, 7,389.70 and 4,399.36

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Solution

The fourth proportional to 5,360.02, 7,389.70 and 4,399.36 is: 6,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.02 : 7,389.70 = 4,399.36 : x
  2. Step 2: Convert to fraction form
    5,360.02/7,389.70 = 4,399.36/x
  3. Step 3: Cross multiply
    5,360.02x = 7,389.70 × 4,399.36
  4. Step 4: Simplify right side
    5,360.02x = 32,509,921.12
  5. Step 5: Solve for x
    x = 32,509,921.12/5,360.02
  6. Step 6: Final answer
    x = 6,065.26

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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.