Home / 7,698.95-10,627.28-4,555.13

Finding the Fourth Proportional to 7,698.95, 10,627.28 and 4,555.13

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Solution

The fourth proportional to 7,698.95, 10,627.28 and 4,555.13 is: 6,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698.95 : 10,627.28 = 4,555.13 : x
  2. Step 2: Convert to fraction form
    7,698.95/10,627.28 = 4,555.13/x
  3. Step 3: Cross multiply
    7,698.95x = 10,627.28 × 4,555.13
  4. Step 4: Simplify right side
    7,698.95x = 48,408,566.03
  5. Step 5: Solve for x
    x = 48,408,566.03/7,698.95
  6. Step 6: Final answer
    x = 6,287.69

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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.