Home / 10,509.13-14,509.70-6,536.35

Finding the Fourth Proportional to 10,509.13, 14,509.70 and 6,536.35

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Solution

The fourth proportional to 10,509.13, 14,509.70 and 6,536.35 is: 9,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.13 : 14,509.70 = 6,536.35 : x
  2. Step 2: Convert to fraction form
    10,509.13/14,509.70 = 6,536.35/x
  3. Step 3: Cross multiply
    10,509.13x = 14,509.70 × 6,536.35
  4. Step 4: Simplify right side
    10,509.13x = 94,840,477.60
  5. Step 5: Solve for x
    x = 94,840,477.60/10,509.13
  6. Step 6: Final answer
    x = 9,024.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.