Home / 7,045.58-10,550.15-5,580.29

Finding the Fourth Proportional to 7,045.58, 10,550.15 and 5,580.29

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Solution

The fourth proportional to 7,045.58, 10,550.15 and 5,580.29 is: 8,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.58 : 10,550.15 = 5,580.29 : x
  2. Step 2: Convert to fraction form
    7,045.58/10,550.15 = 5,580.29/x
  3. Step 3: Cross multiply
    7,045.58x = 10,550.15 × 5,580.29
  4. Step 4: Simplify right side
    7,045.58x = 58,872,915.94
  5. Step 5: Solve for x
    x = 58,872,915.94/7,045.58
  6. Step 6: Final answer
    x = 8,356.00

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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.