Home / 5,261.16-7,259.62-2,903.40

Finding the Fourth Proportional to 5,261.16, 7,259.62 and 2,903.40

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Solution

The fourth proportional to 5,261.16, 7,259.62 and 2,903.40 is: 4,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.16 : 7,259.62 = 2,903.40 : x
  2. Step 2: Convert to fraction form
    5,261.16/7,259.62 = 2,903.40/x
  3. Step 3: Cross multiply
    5,261.16x = 7,259.62 × 2,903.40
  4. Step 4: Simplify right side
    5,261.16x = 21,077,580.71
  5. Step 5: Solve for x
    x = 21,077,580.71/5,261.16
  6. Step 6: Final answer
    x = 4,006.26

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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.