Home / 7,232.07-9,980.05-4,045.17

Finding the Fourth Proportional to 7,232.07, 9,980.05 and 4,045.17

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Solution

The fourth proportional to 7,232.07, 9,980.05 and 4,045.17 is: 5,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.07 : 9,980.05 = 4,045.17 : x
  2. Step 2: Convert to fraction form
    7,232.07/9,980.05 = 4,045.17/x
  3. Step 3: Cross multiply
    7,232.07x = 9,980.05 × 4,045.17
  4. Step 4: Simplify right side
    7,232.07x = 40,370,998.86
  5. Step 5: Solve for x
    x = 40,370,998.86/7,232.07
  6. Step 6: Final answer
    x = 5,582.22

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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.