Home / 7,618.04-10,513.13-4,260.99

Finding the Fourth Proportional to 7,618.04, 10,513.13 and 4,260.99

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Solution

The fourth proportional to 7,618.04, 10,513.13 and 4,260.99 is: 5,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.04 : 10,513.13 = 4,260.99 : x
  2. Step 2: Convert to fraction form
    7,618.04/10,513.13 = 4,260.99/x
  3. Step 3: Cross multiply
    7,618.04x = 10,513.13 × 4,260.99
  4. Step 4: Simplify right side
    7,618.04x = 44,796,320.49
  5. Step 5: Solve for x
    x = 44,796,320.49/7,618.04
  6. Step 6: Final answer
    x = 5,880.30

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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.