Home / 5,307.39-7,329.54-4,372.45

Finding the Fourth Proportional to 5,307.39, 7,329.54 and 4,372.45

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Solution

The fourth proportional to 5,307.39, 7,329.54 and 4,372.45 is: 6,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.39 : 7,329.54 = 4,372.45 : x
  2. Step 2: Convert to fraction form
    5,307.39/7,329.54 = 4,372.45/x
  3. Step 3: Cross multiply
    5,307.39x = 7,329.54 × 4,372.45
  4. Step 4: Simplify right side
    5,307.39x = 32,048,025.31
  5. Step 5: Solve for x
    x = 32,048,025.31/5,307.39
  6. Step 6: Final answer
    x = 6,038.38

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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.