Home / 7,539.14-10,403.76-4,554.45

Finding the Fourth Proportional to 7,539.14, 10,403.76 and 4,554.45

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Solution

The fourth proportional to 7,539.14, 10,403.76 and 4,554.45 is: 6,285.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.14 : 10,403.76 = 4,554.45 : x
  2. Step 2: Convert to fraction form
    7,539.14/10,403.76 = 4,554.45/x
  3. Step 3: Cross multiply
    7,539.14x = 10,403.76 × 4,554.45
  4. Step 4: Simplify right side
    7,539.14x = 47,383,442.13
  5. Step 5: Solve for x
    x = 47,383,442.13/7,539.14
  6. Step 6: Final answer
    x = 6,285.00

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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.