Home / 7,848.63-10,830.51-4,704.21

Finding the Fourth Proportional to 7,848.63, 10,830.51 and 4,704.21

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Solution

The fourth proportional to 7,848.63, 10,830.51 and 4,704.21 is: 6,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.63 : 10,830.51 = 4,704.21 : x
  2. Step 2: Convert to fraction form
    7,848.63/10,830.51 = 4,704.21/x
  3. Step 3: Cross multiply
    7,848.63x = 10,830.51 × 4,704.21
  4. Step 4: Simplify right side
    7,848.63x = 50,948,993.45
  5. Step 5: Solve for x
    x = 50,948,993.45/7,848.63
  6. Step 6: Final answer
    x = 6,491.45

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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.