Home / 10,685.92-14,746.28-5,970.20

Finding the Fourth Proportional to 10,685.92, 14,746.28 and 5,970.20

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Solution

The fourth proportional to 10,685.92, 14,746.28 and 5,970.20 is: 8,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.92 : 14,746.28 = 5,970.20 : x
  2. Step 2: Convert to fraction form
    10,685.92/14,746.28 = 5,970.20/x
  3. Step 3: Cross multiply
    10,685.92x = 14,746.28 × 5,970.20
  4. Step 4: Simplify right side
    10,685.92x = 88,038,192.57
  5. Step 5: Solve for x
    x = 88,038,192.57/10,685.92
  6. Step 6: Final answer
    x = 8,238.71

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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.