Home / 7,261.79-10,017.94-4,276.19

Finding the Fourth Proportional to 7,261.79, 10,017.94 and 4,276.19

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Solution

The fourth proportional to 7,261.79, 10,017.94 and 4,276.19 is: 5,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.79 : 10,017.94 = 4,276.19 : x
  2. Step 2: Convert to fraction form
    7,261.79/10,017.94 = 4,276.19/x
  3. Step 3: Cross multiply
    7,261.79x = 10,017.94 × 4,276.19
  4. Step 4: Simplify right side
    7,261.79x = 42,838,643.23
  5. Step 5: Solve for x
    x = 42,838,643.23/7,261.79
  6. Step 6: Final answer
    x = 5,899.19

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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.