Home / 9,685.05-13,366.47-5,437.26

Finding the Fourth Proportional to 9,685.05, 13,366.47 and 5,437.26

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Solution

The fourth proportional to 9,685.05, 13,366.47 and 5,437.26 is: 7,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.05 : 13,366.47 = 5,437.26 : x
  2. Step 2: Convert to fraction form
    9,685.05/13,366.47 = 5,437.26/x
  3. Step 3: Cross multiply
    9,685.05x = 13,366.47 × 5,437.26
  4. Step 4: Simplify right side
    9,685.05x = 72,676,972.67
  5. Step 5: Solve for x
    x = 72,676,972.67/9,685.05
  6. Step 6: Final answer
    x = 7,504.04

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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.