Home / 10,646.40-14,692.56-5,930.64

Finding the Fourth Proportional to 10,646.40, 14,692.56 and 5,930.64

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Solution

The fourth proportional to 10,646.40, 14,692.56 and 5,930.64 is: 8,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.40 : 14,692.56 = 5,930.64 : x
  2. Step 2: Convert to fraction form
    10,646.40/14,692.56 = 5,930.64/x
  3. Step 3: Cross multiply
    10,646.40x = 14,692.56 × 5,930.64
  4. Step 4: Simplify right side
    10,646.40x = 87,136,284.04
  5. Step 5: Solve for x
    x = 87,136,284.04/10,646.40
  6. Step 6: Final answer
    x = 8,184.58

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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.