Home / 5,246.95-7,870.43-5,019.18

Finding the Fourth Proportional to 5,246.95, 7,870.43 and 5,019.18

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Solution

The fourth proportional to 5,246.95, 7,870.43 and 5,019.18 is: 7,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.95 : 7,870.43 = 5,019.18 : x
  2. Step 2: Convert to fraction form
    5,246.95/7,870.43 = 5,019.18/x
  3. Step 3: Cross multiply
    5,246.95x = 7,870.43 × 5,019.18
  4. Step 4: Simplify right side
    5,246.95x = 39,503,040.40
  5. Step 5: Solve for x
    x = 39,503,040.40/5,246.95
  6. Step 6: Final answer
    x = 7,528.76

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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.