Home / 7,607.80-10,498.34-4,421.24

Finding the Fourth Proportional to 7,607.80, 10,498.34 and 4,421.24

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Solution

The fourth proportional to 7,607.80, 10,498.34 and 4,421.24 is: 6,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.80 : 10,498.34 = 4,421.24 : x
  2. Step 2: Convert to fraction form
    7,607.80/10,498.34 = 4,421.24/x
  3. Step 3: Cross multiply
    7,607.80x = 10,498.34 × 4,421.24
  4. Step 4: Simplify right side
    7,607.80x = 46,415,680.74
  5. Step 5: Solve for x
    x = 46,415,680.74/7,607.80
  6. Step 6: Final answer
    x = 6,101.06

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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.