Home / 9,693.84-13,376.16-5,501.28

Finding the Fourth Proportional to 9,693.84, 13,376.16 and 5,501.28

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Solution

The fourth proportional to 9,693.84, 13,376.16 and 5,501.28 is: 7,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693.84 : 13,376.16 = 5,501.28 : x
  2. Step 2: Convert to fraction form
    9,693.84/13,376.16 = 5,501.28/x
  3. Step 3: Cross multiply
    9,693.84x = 13,376.16 × 5,501.28
  4. Step 4: Simplify right side
    9,693.84x = 73,586,001.48
  5. Step 5: Solve for x
    x = 73,586,001.48/9,693.84
  6. Step 6: Final answer
    x = 7,591.01

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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.