Home / 5,654.40-8,482.95-1,758.84

Finding the Fourth Proportional to 5,654.40, 8,482.95 and 1,758.84

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Solution

The fourth proportional to 5,654.40, 8,482.95 and 1,758.84 is: 2,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.40 : 8,482.95 = 1,758.84 : x
  2. Step 2: Convert to fraction form
    5,654.40/8,482.95 = 1,758.84/x
  3. Step 3: Cross multiply
    5,654.40x = 8,482.95 × 1,758.84
  4. Step 4: Simplify right side
    5,654.40x = 14,920,151.78
  5. Step 5: Solve for x
    x = 14,920,151.78/5,654.40
  6. Step 6: Final answer
    x = 2,638.68

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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.