Home / 9,007.04-12,426.99-7,118.93

Finding the Fourth Proportional to 9,007.04, 12,426.99 and 7,118.93

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Solution

The fourth proportional to 9,007.04, 12,426.99 and 7,118.93 is: 9,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.04 : 12,426.99 = 7,118.93 : x
  2. Step 2: Convert to fraction form
    9,007.04/12,426.99 = 7,118.93/x
  3. Step 3: Cross multiply
    9,007.04x = 12,426.99 × 7,118.93
  4. Step 4: Simplify right side
    9,007.04x = 88,466,871.92
  5. Step 5: Solve for x
    x = 88,466,871.92/9,007.04
  6. Step 6: Final answer
    x = 9,821.97

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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.