Home / 2,948.07-4,419.95-2,518.23

Finding the Fourth Proportional to 2,948.07, 4,419.95 and 2,518.23

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Solution

The fourth proportional to 2,948.07, 4,419.95 and 2,518.23 is: 3,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.07 : 4,419.95 = 2,518.23 : x
  2. Step 2: Convert to fraction form
    2,948.07/4,419.95 = 2,518.23/x
  3. Step 3: Cross multiply
    2,948.07x = 4,419.95 × 2,518.23
  4. Step 4: Simplify right side
    2,948.07x = 11,130,438.10
  5. Step 5: Solve for x
    x = 11,130,438.10/2,948.07
  6. Step 6: Final answer
    x = 3,775.50

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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.