Home / 7,775.13-10,730.06-4,417.88

Finding the Fourth Proportional to 7,775.13, 10,730.06 and 4,417.88

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Solution

The fourth proportional to 7,775.13, 10,730.06 and 4,417.88 is: 6,096.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775.13 : 10,730.06 = 4,417.88 : x
  2. Step 2: Convert to fraction form
    7,775.13/10,730.06 = 4,417.88/x
  3. Step 3: Cross multiply
    7,775.13x = 10,730.06 × 4,417.88
  4. Step 4: Simplify right side
    7,775.13x = 47,404,117.47
  5. Step 5: Solve for x
    x = 47,404,117.47/7,775.13
  6. Step 6: Final answer
    x = 6,096.89

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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.