Home / 9,663.04-13,333.96-5,471.04

Finding the Fourth Proportional to 9,663.04, 13,333.96 and 5,471.04

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Solution

The fourth proportional to 9,663.04, 13,333.96 and 5,471.04 is: 7,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663.04 : 13,333.96 = 5,471.04 : x
  2. Step 2: Convert to fraction form
    9,663.04/13,333.96 = 5,471.04/x
  3. Step 3: Cross multiply
    9,663.04x = 13,333.96 × 5,471.04
  4. Step 4: Simplify right side
    9,663.04x = 72,950,628.52
  5. Step 5: Solve for x
    x = 72,950,628.52/9,663.04
  6. Step 6: Final answer
    x = 7,549.45

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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.