Home / 7,050.40-9,726.28-4,955.76

Finding the Fourth Proportional to 7,050.40, 9,726.28 and 4,955.76

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Solution

The fourth proportional to 7,050.40, 9,726.28 and 4,955.76 is: 6,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.40 : 9,726.28 = 4,955.76 : x
  2. Step 2: Convert to fraction form
    7,050.40/9,726.28 = 4,955.76/x
  3. Step 3: Cross multiply
    7,050.40x = 9,726.28 × 4,955.76
  4. Step 4: Simplify right side
    7,050.40x = 48,201,109.37
  5. Step 5: Solve for x
    x = 48,201,109.37/7,050.40
  6. Step 6: Final answer
    x = 6,836.65

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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.