Home / 10,459.34-14,430.35-5,979.93

Finding the Fourth Proportional to 10,459.34, 14,430.35 and 5,979.93

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Solution

The fourth proportional to 10,459.34, 14,430.35 and 5,979.93 is: 8,250.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.34 : 14,430.35 = 5,979.93 : x
  2. Step 2: Convert to fraction form
    10,459.34/14,430.35 = 5,979.93/x
  3. Step 3: Cross multiply
    10,459.34x = 14,430.35 × 5,979.93
  4. Step 4: Simplify right side
    10,459.34x = 86,292,443.71
  5. Step 5: Solve for x
    x = 86,292,443.71/10,459.34
  6. Step 6: Final answer
    x = 8,250.28

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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.