Home / 5,445.10-7,515.93-4,328.02

Finding the Fourth Proportional to 5,445.10, 7,515.93 and 4,328.02

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Solution

The fourth proportional to 5,445.10, 7,515.93 and 4,328.02 is: 5,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.10 : 7,515.93 = 4,328.02 : x
  2. Step 2: Convert to fraction form
    5,445.10/7,515.93 = 4,328.02/x
  3. Step 3: Cross multiply
    5,445.10x = 7,515.93 × 4,328.02
  4. Step 4: Simplify right side
    5,445.10x = 32,529,095.36
  5. Step 5: Solve for x
    x = 32,529,095.36/5,445.10
  6. Step 6: Final answer
    x = 5,974.01

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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.