Home / 7,712.06-10,643.10-4,354.26

Finding the Fourth Proportional to 7,712.06, 10,643.10 and 4,354.26

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Solution

The fourth proportional to 7,712.06, 10,643.10 and 4,354.26 is: 6,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.06 : 10,643.10 = 4,354.26 : x
  2. Step 2: Convert to fraction form
    7,712.06/10,643.10 = 4,354.26/x
  3. Step 3: Cross multiply
    7,712.06x = 10,643.10 × 4,354.26
  4. Step 4: Simplify right side
    7,712.06x = 46,342,824.61
  5. Step 5: Solve for x
    x = 46,342,824.61/7,712.06
  6. Step 6: Final answer
    x = 6,009.14

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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.