Home / 7,848.45-10,830.17-4,661.51

Finding the Fourth Proportional to 7,848.45, 10,830.17 and 4,661.51

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Solution

The fourth proportional to 7,848.45, 10,830.17 and 4,661.51 is: 6,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.45 : 10,830.17 = 4,661.51 : x
  2. Step 2: Convert to fraction form
    7,848.45/10,830.17 = 4,661.51/x
  3. Step 3: Cross multiply
    7,848.45x = 10,830.17 × 4,661.51
  4. Step 4: Simplify right side
    7,848.45x = 50,484,868.30
  5. Step 5: Solve for x
    x = 50,484,868.30/7,848.45
  6. Step 6: Final answer
    x = 6,432.46

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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.