Home / 7,283.04-10,875.20-5,785.46

Finding the Fourth Proportional to 7,283.04, 10,875.20 and 5,785.46

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Solution

The fourth proportional to 7,283.04, 10,875.20 and 5,785.46 is: 8,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.04 : 10,875.20 = 5,785.46 : x
  2. Step 2: Convert to fraction form
    7,283.04/10,875.20 = 5,785.46/x
  3. Step 3: Cross multiply
    7,283.04x = 10,875.20 × 5,785.46
  4. Step 4: Simplify right side
    7,283.04x = 62,917,951.29
  5. Step 5: Solve for x
    x = 62,917,951.29/7,283.04
  6. Step 6: Final answer
    x = 8,638.97

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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.