Home / 1,685.05-2,526.90-589.16

Finding the Fourth Proportional to 1,685.05, 2,526.90 and 589.16

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Solution

The fourth proportional to 1,685.05, 2,526.90 and 589.16 is: 883.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685.05 : 2,526.90 = 589.16 : x
  2. Step 2: Convert to fraction form
    1,685.05/2,526.90 = 589.16/x
  3. Step 3: Cross multiply
    1,685.05x = 2,526.90 × 589.16
  4. Step 4: Simplify right side
    1,685.05x = 1,488,748.96
  5. Step 5: Solve for x
    x = 1,488,748.96/1,685.05
  6. Step 6: Final answer
    x = 883.50

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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.