Home / 7,160.18-9,884.40-4,774.13

Finding the Fourth Proportional to 7,160.18, 9,884.40 and 4,774.13

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Solution

The fourth proportional to 7,160.18, 9,884.40 and 4,774.13 is: 6,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.18 : 9,884.40 = 4,774.13 : x
  2. Step 2: Convert to fraction form
    7,160.18/9,884.40 = 4,774.13/x
  3. Step 3: Cross multiply
    7,160.18x = 9,884.40 × 4,774.13
  4. Step 4: Simplify right side
    7,160.18x = 47,189,410.57
  5. Step 5: Solve for x
    x = 47,189,410.57/7,160.18
  6. Step 6: Final answer
    x = 6,590.53

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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.