Home / 5,655.16-8,482.20-1,759.51

Finding the Fourth Proportional to 5,655.16, 8,482.20 and 1,759.51

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Solution

The fourth proportional to 5,655.16, 8,482.20 and 1,759.51 is: 2,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.16 : 8,482.20 = 1,759.51 : x
  2. Step 2: Convert to fraction form
    5,655.16/8,482.20 = 1,759.51/x
  3. Step 3: Cross multiply
    5,655.16x = 8,482.20 × 1,759.51
  4. Step 4: Simplify right side
    5,655.16x = 14,924,515.72
  5. Step 5: Solve for x
    x = 14,924,515.72/5,655.16
  6. Step 6: Final answer
    x = 2,639.10

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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.