Home / 7,862.42-10,848.15-4,675.53

Finding the Fourth Proportional to 7,862.42, 10,848.15 and 4,675.53

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Solution

The fourth proportional to 7,862.42, 10,848.15 and 4,675.53 is: 6,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.42 : 10,848.15 = 4,675.53 : x
  2. Step 2: Convert to fraction form
    7,862.42/10,848.15 = 4,675.53/x
  3. Step 3: Cross multiply
    7,862.42x = 10,848.15 × 4,675.53
  4. Step 4: Simplify right side
    7,862.42x = 50,720,850.77
  5. Step 5: Solve for x
    x = 50,720,850.77/7,862.42
  6. Step 6: Final answer
    x = 6,451.05

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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.