Home / 4,461.61-6,692.48-1,689.59

Finding the Fourth Proportional to 4,461.61, 6,692.48 and 1,689.59

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Solution

The fourth proportional to 4,461.61, 6,692.48 and 1,689.59 is: 2,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.61 : 6,692.48 = 1,689.59 : x
  2. Step 2: Convert to fraction form
    4,461.61/6,692.48 = 1,689.59/x
  3. Step 3: Cross multiply
    4,461.61x = 6,692.48 × 1,689.59
  4. Step 4: Simplify right side
    4,461.61x = 11,307,511.71
  5. Step 5: Solve for x
    x = 11,307,511.71/4,461.61
  6. Step 6: Final answer
    x = 2,534.40

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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.