Home / 7,572.10-10,449.80-4,586.25

Finding the Fourth Proportional to 7,572.10, 10,449.80 and 4,586.25

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Solution

The fourth proportional to 7,572.10, 10,449.80 and 4,586.25 is: 6,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.10 : 10,449.80 = 4,586.25 : x
  2. Step 2: Convert to fraction form
    7,572.10/10,449.80 = 4,586.25/x
  3. Step 3: Cross multiply
    7,572.10x = 10,449.80 × 4,586.25
  4. Step 4: Simplify right side
    7,572.10x = 47,925,395.25
  5. Step 5: Solve for x
    x = 47,925,395.25/7,572.10
  6. Step 6: Final answer
    x = 6,329.21

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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.