Home / 10,503.02-15,755.28-3,482.72

Finding the Fourth Proportional to 10,503.02, 15,755.28 and 3,482.72

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Solution

The fourth proportional to 10,503.02, 15,755.28 and 3,482.72 is: 5,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503.02 : 15,755.28 = 3,482.72 : x
  2. Step 2: Convert to fraction form
    10,503.02/15,755.28 = 3,482.72/x
  3. Step 3: Cross multiply
    10,503.02x = 15,755.28 × 3,482.72
  4. Step 4: Simplify right side
    10,503.02x = 54,871,228.76
  5. Step 5: Solve for x
    x = 54,871,228.76/10,503.02
  6. Step 6: Final answer
    x = 5,224.33

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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.