Home / 7,589.12-11,389.52-4,955.91

Finding the Fourth Proportional to 7,589.12, 11,389.52 and 4,955.91

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Solution

The fourth proportional to 7,589.12, 11,389.52 and 4,955.91 is: 7,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.12 : 11,389.52 = 4,955.91 : x
  2. Step 2: Convert to fraction form
    7,589.12/11,389.52 = 4,955.91/x
  3. Step 3: Cross multiply
    7,589.12x = 11,389.52 × 4,955.91
  4. Step 4: Simplify right side
    7,589.12x = 56,445,444.74
  5. Step 5: Solve for x
    x = 56,445,444.74/7,589.12
  6. Step 6: Final answer
    x = 7,437.68

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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.