Home / 4,610.12-6,915.47-1,323.45

Finding the Fourth Proportional to 4,610.12, 6,915.47 and 1,323.45

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Solution

The fourth proportional to 4,610.12, 6,915.47 and 1,323.45 is: 1,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.12 : 6,915.47 = 1,323.45 : x
  2. Step 2: Convert to fraction form
    4,610.12/6,915.47 = 1,323.45/x
  3. Step 3: Cross multiply
    4,610.12x = 6,915.47 × 1,323.45
  4. Step 4: Simplify right side
    4,610.12x = 9,152,272.15
  5. Step 5: Solve for x
    x = 9,152,272.15/4,610.12
  6. Step 6: Final answer
    x = 1,985.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.