Home / 13,070.28-19,604.30-3,710.84

Finding the Fourth Proportional to 13,070.28, 19,604.30 and 3,710.84

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Solution

The fourth proportional to 13,070.28, 19,604.30 and 3,710.84 is: 5,565.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.28 : 19,604.30 = 3,710.84 : x
  2. Step 2: Convert to fraction form
    13,070.28/19,604.30 = 3,710.84/x
  3. Step 3: Cross multiply
    13,070.28x = 19,604.30 × 3,710.84
  4. Step 4: Simplify right side
    13,070.28x = 72,748,420.61
  5. Step 5: Solve for x
    x = 72,748,420.61/13,070.28
  6. Step 6: Final answer
    x = 5,565.94

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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.