Home / 7,232.09-9,976.77-4,870.13

Finding the Fourth Proportional to 7,232.09, 9,976.77 and 4,870.13

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Solution

The fourth proportional to 7,232.09, 9,976.77 and 4,870.13 is: 6,718.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.09 : 9,976.77 = 4,870.13 : x
  2. Step 2: Convert to fraction form
    7,232.09/9,976.77 = 4,870.13/x
  3. Step 3: Cross multiply
    7,232.09x = 9,976.77 × 4,870.13
  4. Step 4: Simplify right side
    7,232.09x = 48,588,117.00
  5. Step 5: Solve for x
    x = 48,588,117.00/7,232.09
  6. Step 6: Final answer
    x = 6,718.41

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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.