Home / 4,816.19-7,223.45-1,698.50

Finding the Fourth Proportional to 4,816.19, 7,223.45 and 1,698.50

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Solution

The fourth proportional to 4,816.19, 7,223.45 and 1,698.50 is: 2,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.19 : 7,223.45 = 1,698.50 : x
  2. Step 2: Convert to fraction form
    4,816.19/7,223.45 = 1,698.50/x
  3. Step 3: Cross multiply
    4,816.19x = 7,223.45 × 1,698.50
  4. Step 4: Simplify right side
    4,816.19x = 12,268,985.22
  5. Step 5: Solve for x
    x = 12,268,985.22/4,816.19
  6. Step 6: Final answer
    x = 2,547.45

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Half scale
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Double scale
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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.