Home / 7,617.90-10,518.15-5,941.18

Finding the Fourth Proportional to 7,617.90, 10,518.15 and 5,941.18

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Solution

The fourth proportional to 7,617.90, 10,518.15 and 5,941.18 is: 8,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.90 : 10,518.15 = 5,941.18 : x
  2. Step 2: Convert to fraction form
    7,617.90/10,518.15 = 5,941.18/x
  3. Step 3: Cross multiply
    7,617.90x = 10,518.15 × 5,941.18
  4. Step 4: Simplify right side
    7,617.90x = 62,490,222.42
  5. Step 5: Solve for x
    x = 62,490,222.42/7,617.90
  6. Step 6: Final answer
    x = 8,203.08

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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.