Home / 7,130.24-10,695.04-3,237.76

Finding the Fourth Proportional to 7,130.24, 10,695.04 and 3,237.76

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Solution

The fourth proportional to 7,130.24, 10,695.04 and 3,237.76 is: 4,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130.24 : 10,695.04 = 3,237.76 : x
  2. Step 2: Convert to fraction form
    7,130.24/10,695.04 = 3,237.76/x
  3. Step 3: Cross multiply
    7,130.24x = 10,695.04 × 3,237.76
  4. Step 4: Simplify right side
    7,130.24x = 34,627,972.71
  5. Step 5: Solve for x
    x = 34,627,972.71/7,130.24
  6. Step 6: Final answer
    x = 4,856.49

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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.