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Finding the Fourth Proportional to 5,762.06, 8,643.90 and 2,476.70

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Solution

The fourth proportional to 5,762.06, 8,643.90 and 2,476.70 is: 3,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762.06 : 8,643.90 = 2,476.70 : x
  2. Step 2: Convert to fraction form
    5,762.06/8,643.90 = 2,476.70/x
  3. Step 3: Cross multiply
    5,762.06x = 8,643.90 × 2,476.70
  4. Step 4: Simplify right side
    5,762.06x = 21,408,347.13
  5. Step 5: Solve for x
    x = 21,408,347.13/5,762.06
  6. Step 6: Final answer
    x = 3,715.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.