Home / 3,572.13-5,357.93-975.27

Finding the Fourth Proportional to 3,572.13, 5,357.93 and 975.27

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Solution

The fourth proportional to 3,572.13, 5,357.93 and 975.27 is: 1,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.13 : 5,357.93 = 975.27 : x
  2. Step 2: Convert to fraction form
    3,572.13/5,357.93 = 975.27/x
  3. Step 3: Cross multiply
    3,572.13x = 5,357.93 × 975.27
  4. Step 4: Simplify right side
    3,572.13x = 5,225,423.51
  5. Step 5: Solve for x
    x = 5,225,423.51/3,572.13
  6. Step 6: Final answer
    x = 1,462.83

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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.