Home / 5,070.15-7,603.38-1,948.55

Finding the Fourth Proportional to 5,070.15, 7,603.38 and 1,948.55

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Solution

The fourth proportional to 5,070.15, 7,603.38 and 1,948.55 is: 2,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.15 : 7,603.38 = 1,948.55 : x
  2. Step 2: Convert to fraction form
    5,070.15/7,603.38 = 1,948.55/x
  3. Step 3: Cross multiply
    5,070.15x = 7,603.38 × 1,948.55
  4. Step 4: Simplify right side
    5,070.15x = 14,815,528.08
  5. Step 5: Solve for x
    x = 14,815,528.08/5,070.15
  6. Step 6: Final answer
    x = 2,922.11

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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.