Home / 7,298.88-10,937.99-5,647.70

Finding the Fourth Proportional to 7,298.88, 10,937.99 and 5,647.70

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Solution

The fourth proportional to 7,298.88, 10,937.99 and 5,647.70 is: 8,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.88 : 10,937.99 = 5,647.70 : x
  2. Step 2: Convert to fraction form
    7,298.88/10,937.99 = 5,647.70/x
  3. Step 3: Cross multiply
    7,298.88x = 10,937.99 × 5,647.70
  4. Step 4: Simplify right side
    7,298.88x = 61,774,403.19
  5. Step 5: Solve for x
    x = 61,774,403.19/7,298.88
  6. Step 6: Final answer
    x = 8,463.55

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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.