Home / 8,510.42-12,708.26-6,953.48

Finding the Fourth Proportional to 8,510.42, 12,708.26 and 6,953.48

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Solution

The fourth proportional to 8,510.42, 12,708.26 and 6,953.48 is: 10,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.42 : 12,708.26 = 6,953.48 : x
  2. Step 2: Convert to fraction form
    8,510.42/12,708.26 = 6,953.48/x
  3. Step 3: Cross multiply
    8,510.42x = 12,708.26 × 6,953.48
  4. Step 4: Simplify right side
    8,510.42x = 88,366,631.74
  5. Step 5: Solve for x
    x = 88,366,631.74/8,510.42
  6. Step 6: Final answer
    x = 10,383.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.