Home / 4,699.28-6,485.12-2,603.52

Finding the Fourth Proportional to 4,699.28, 6,485.12 and 2,603.52

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Solution

The fourth proportional to 4,699.28, 6,485.12 and 2,603.52 is: 3,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.28 : 6,485.12 = 2,603.52 : x
  2. Step 2: Convert to fraction form
    4,699.28/6,485.12 = 2,603.52/x
  3. Step 3: Cross multiply
    4,699.28x = 6,485.12 × 2,603.52
  4. Step 4: Simplify right side
    4,699.28x = 16,884,139.62
  5. Step 5: Solve for x
    x = 16,884,139.62/4,699.28
  6. Step 6: Final answer
    x = 3,592.92

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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.