Home / 7,560.03-10,430.08-4,574.78

Finding the Fourth Proportional to 7,560.03, 10,430.08 and 4,574.78

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Solution

The fourth proportional to 7,560.03, 10,430.08 and 4,574.78 is: 6,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.03 : 10,430.08 = 4,574.78 : x
  2. Step 2: Convert to fraction form
    7,560.03/10,430.08 = 4,574.78/x
  3. Step 3: Cross multiply
    7,560.03x = 10,430.08 × 4,574.78
  4. Step 4: Simplify right side
    7,560.03x = 47,715,257.80
  5. Step 5: Solve for x
    x = 47,715,257.80/7,560.03
  6. Step 6: Final answer
    x = 6,311.52

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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.