Home / 7,748.02-10,692.50-4,390.84

Finding the Fourth Proportional to 7,748.02, 10,692.50 and 4,390.84

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Solution

The fourth proportional to 7,748.02, 10,692.50 and 4,390.84 is: 6,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.02 : 10,692.50 = 4,390.84 : x
  2. Step 2: Convert to fraction form
    7,748.02/10,692.50 = 4,390.84/x
  3. Step 3: Cross multiply
    7,748.02x = 10,692.50 × 4,390.84
  4. Step 4: Simplify right side
    7,748.02x = 46,949,056.70
  5. Step 5: Solve for x
    x = 46,949,056.70/7,748.02
  6. Step 6: Final answer
    x = 6,059.49

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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.