Home / 5,426.49-7,485.01-4,305.66

Finding the Fourth Proportional to 5,426.49, 7,485.01 and 4,305.66

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Solution

The fourth proportional to 5,426.49, 7,485.01 and 4,305.66 is: 5,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.49 : 7,485.01 = 4,305.66 : x
  2. Step 2: Convert to fraction form
    5,426.49/7,485.01 = 4,305.66/x
  3. Step 3: Cross multiply
    5,426.49x = 7,485.01 × 4,305.66
  4. Step 4: Simplify right side
    5,426.49x = 32,227,869.32
  5. Step 5: Solve for x
    x = 32,227,869.32/5,426.49
  6. Step 6: Final answer
    x = 5,938.99

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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.