Home / 4,655.02-6,421.70-3,393.38

Finding the Fourth Proportional to 4,655.02, 6,421.70 and 3,393.38

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Solution

The fourth proportional to 4,655.02, 6,421.70 and 3,393.38 is: 4,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.02 : 6,421.70 = 3,393.38 : x
  2. Step 2: Convert to fraction form
    4,655.02/6,421.70 = 3,393.38/x
  3. Step 3: Cross multiply
    4,655.02x = 6,421.70 × 3,393.38
  4. Step 4: Simplify right side
    4,655.02x = 21,791,268.35
  5. Step 5: Solve for x
    x = 21,791,268.35/4,655.02
  6. Step 6: Final answer
    x = 4,681.24

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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.