Home / 10,815.39-14,925.93-6,337.51

Finding the Fourth Proportional to 10,815.39, 14,925.93 and 6,337.51

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Solution

The fourth proportional to 10,815.39, 14,925.93 and 6,337.51 is: 8,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.39 : 14,925.93 = 6,337.51 : x
  2. Step 2: Convert to fraction form
    10,815.39/14,925.93 = 6,337.51/x
  3. Step 3: Cross multiply
    10,815.39x = 14,925.93 × 6,337.51
  4. Step 4: Simplify right side
    10,815.39x = 94,593,193.32
  5. Step 5: Solve for x
    x = 94,593,193.32/10,815.39
  6. Step 6: Final answer
    x = 8,746.17

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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.