Home / 7,862.12-10,849.51-4,325.32

Finding the Fourth Proportional to 7,862.12, 10,849.51 and 4,325.32

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Solution

The fourth proportional to 7,862.12, 10,849.51 and 4,325.32 is: 5,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.12 : 10,849.51 = 4,325.32 : x
  2. Step 2: Convert to fraction form
    7,862.12/10,849.51 = 4,325.32/x
  3. Step 3: Cross multiply
    7,862.12x = 10,849.51 × 4,325.32
  4. Step 4: Simplify right side
    7,862.12x = 46,927,602.59
  5. Step 5: Solve for x
    x = 46,927,602.59/7,862.12
  6. Step 6: Final answer
    x = 5,968.82

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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.