Home / 7,430.90-10,255.69-4,599.19

Finding the Fourth Proportional to 7,430.90, 10,255.69 and 4,599.19

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Solution

The fourth proportional to 7,430.90, 10,255.69 and 4,599.19 is: 6,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.90 : 10,255.69 = 4,599.19 : x
  2. Step 2: Convert to fraction form
    7,430.90/10,255.69 = 4,599.19/x
  3. Step 3: Cross multiply
    7,430.90x = 10,255.69 × 4,599.19
  4. Step 4: Simplify right side
    7,430.90x = 47,167,815.61
  5. Step 5: Solve for x
    x = 47,167,815.61/7,430.90
  6. Step 6: Final answer
    x = 6,347.52

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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.