Home / 9,210.94-12,710.70-5,232.04

Finding the Fourth Proportional to 9,210.94, 12,710.70 and 5,232.04

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Solution

The fourth proportional to 9,210.94, 12,710.70 and 5,232.04 is: 7,219.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.94 : 12,710.70 = 5,232.04 : x
  2. Step 2: Convert to fraction form
    9,210.94/12,710.70 = 5,232.04/x
  3. Step 3: Cross multiply
    9,210.94x = 12,710.70 × 5,232.04
  4. Step 4: Simplify right side
    9,210.94x = 66,502,890.83
  5. Step 5: Solve for x
    x = 66,502,890.83/9,210.94
  6. Step 6: Final answer
    x = 7,219.99

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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.