Home / 5,470.23-7,541.05-3,895.59

Finding the Fourth Proportional to 5,470.23, 7,541.05 and 3,895.59

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Solution

The fourth proportional to 5,470.23, 7,541.05 and 3,895.59 is: 5,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.23 : 7,541.05 = 3,895.59 : x
  2. Step 2: Convert to fraction form
    5,470.23/7,541.05 = 3,895.59/x
  3. Step 3: Cross multiply
    5,470.23x = 7,541.05 × 3,895.59
  4. Step 4: Simplify right side
    5,470.23x = 29,376,864.81
  5. Step 5: Solve for x
    x = 29,376,864.81/5,470.23
  6. Step 6: Final answer
    x = 5,370.31

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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.