Home / 7,124.16-10,686.32-4,674.52

Finding the Fourth Proportional to 7,124.16, 10,686.32 and 4,674.52

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Solution

The fourth proportional to 7,124.16, 10,686.32 and 4,674.52 is: 7,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.16 : 10,686.32 = 4,674.52 : x
  2. Step 2: Convert to fraction form
    7,124.16/10,686.32 = 4,674.52/x
  3. Step 3: Cross multiply
    7,124.16x = 10,686.32 × 4,674.52
  4. Step 4: Simplify right side
    7,124.16x = 49,953,416.57
  5. Step 5: Solve for x
    x = 49,953,416.57/7,124.16
  6. Step 6: Final answer
    x = 7,011.83

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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.