Home / 9,655.84-13,323.44-5,463.20

Finding the Fourth Proportional to 9,655.84, 13,323.44 and 5,463.20

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Solution

The fourth proportional to 9,655.84, 13,323.44 and 5,463.20 is: 7,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.84 : 13,323.44 = 5,463.20 : x
  2. Step 2: Convert to fraction form
    9,655.84/13,323.44 = 5,463.20/x
  3. Step 3: Cross multiply
    9,655.84x = 13,323.44 × 5,463.20
  4. Step 4: Simplify right side
    9,655.84x = 72,788,617.41
  5. Step 5: Solve for x
    x = 72,788,617.41/9,655.84
  6. Step 6: Final answer
    x = 7,538.30

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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.