Home / 7,866.88-10,856.54-4,510.35

Finding the Fourth Proportional to 7,866.88, 10,856.54 and 4,510.35

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Solution

The fourth proportional to 7,866.88, 10,856.54 and 4,510.35 is: 6,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866.88 : 10,856.54 = 4,510.35 : x
  2. Step 2: Convert to fraction form
    7,866.88/10,856.54 = 4,510.35/x
  3. Step 3: Cross multiply
    7,866.88x = 10,856.54 × 4,510.35
  4. Step 4: Simplify right side
    7,866.88x = 48,966,806.46
  5. Step 5: Solve for x
    x = 48,966,806.46/7,866.88
  6. Step 6: Final answer
    x = 6,224.43

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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.