Home / 5,685.04-8,527.60-5,437.20

Finding the Fourth Proportional to 5,685.04, 8,527.60 and 5,437.20

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Solution

The fourth proportional to 5,685.04, 8,527.60 and 5,437.20 is: 8,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.04 : 8,527.60 = 5,437.20 : x
  2. Step 2: Convert to fraction form
    5,685.04/8,527.60 = 5,437.20/x
  3. Step 3: Cross multiply
    5,685.04x = 8,527.60 × 5,437.20
  4. Step 4: Simplify right side
    5,685.04x = 46,366,266.72
  5. Step 5: Solve for x
    x = 46,366,266.72/5,685.04
  6. Step 6: Final answer
    x = 8,155.84

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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.