Home / 10,587.04-15,886.96-3,666.40

Finding the Fourth Proportional to 10,587.04, 15,886.96 and 3,666.40

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Solution

The fourth proportional to 10,587.04, 15,886.96 and 3,666.40 is: 5,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.04 : 15,886.96 = 3,666.40 : x
  2. Step 2: Convert to fraction form
    10,587.04/15,886.96 = 3,666.40/x
  3. Step 3: Cross multiply
    10,587.04x = 15,886.96 × 3,666.40
  4. Step 4: Simplify right side
    10,587.04x = 58,247,950.14
  5. Step 5: Solve for x
    x = 58,247,950.14/10,587.04
  6. Step 6: Final answer
    x = 5,501.82

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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.