Home / 4,319.60-6,476.36-1,685.07

Finding the Fourth Proportional to 4,319.60, 6,476.36 and 1,685.07

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Solution

The fourth proportional to 4,319.60, 6,476.36 and 1,685.07 is: 2,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.60 : 6,476.36 = 1,685.07 : x
  2. Step 2: Convert to fraction form
    4,319.60/6,476.36 = 1,685.07/x
  3. Step 3: Cross multiply
    4,319.60x = 6,476.36 × 1,685.07
  4. Step 4: Simplify right side
    4,319.60x = 10,913,111.52
  5. Step 5: Solve for x
    x = 10,913,111.52/4,319.60
  6. Step 6: Final answer
    x = 2,526.42

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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.