Home / 10,345.45-15,518.18-4,798.06

Finding the Fourth Proportional to 10,345.45, 15,518.18 and 4,798.06

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Solution

The fourth proportional to 10,345.45, 15,518.18 and 4,798.06 is: 7,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.45 : 15,518.18 = 4,798.06 : x
  2. Step 2: Convert to fraction form
    10,345.45/15,518.18 = 4,798.06/x
  3. Step 3: Cross multiply
    10,345.45x = 15,518.18 × 4,798.06
  4. Step 4: Simplify right side
    10,345.45x = 74,457,175.58
  5. Step 5: Solve for x
    x = 74,457,175.58/10,345.45
  6. Step 6: Final answer
    x = 7,197.10

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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.